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sally
Questions and answers by visitors named
sally
Questions (393)
A. Find simpler, equivalent expressions for the following. Justify your answers.
(a) sin(180 + è) (b) cos(180 + è) (c) tan(180
5 answers
2,994 views
4. Asked to simplify the expression sin(180−è), Rory volunteered the following solution:
sin(180−è) = sin 180−sin è,
4 answers
2,986 views
the length of a photograph is 1 cm less than twice the width. the area is 28 cm squared. find the dimensions of the photograph.
4 answers
4,196 views
What graph is traced by the equation (x, y) = (5sin 12t , 6−5 cos 12t)?Think of another equation that will produce the same
4 answers
2,073 views
If two vectors u and v fit the equation (u − v) • (u − v) = u•u+v•v, how must these vectors u and v be related? What
4 answers
asked by
sally
2,522 views
find Pk + 1 if Pk=2K-1/k!
3 answers
595 views
Find all solutions w between 0 and 360, inclusive:
(a) cosw = cos(−340) (b) cosw = sin 20 (c) sinw = cos(−10) (d) sin w < −
5 answers
2,671 views
What factors contributed to the decline of buffalo populations in North America?
2 answers
3,927 views
I have this problem abouth math pre algebra this is my problem
I have 3 number that makes a total of 11 I have 1 4 6=11 in each
1 answer
541 views
need help math I have a big square of 9little squares in it on the first row going down I got 1 4 6 that makes 11 ok I have to
1 answer
725 views
what flatlands in california lie between the sierra nevada and the coast range?
what volcano dominates the southern portion of th
4 answers
1,829 views
find sales tax in your area --(6%). using tax rate, write a linear equation representing the total with tax for a purchase of x
2 answers
609 views
umm suppose a parabola has a vertex at (0,2) and points (1,1)
how would I derive the equation and focus, i've been trying to
1 answer
976 views
Amazon. com and Toys "R" Us decided to work together to sell toys over the Internet. What decisions would executives from each
1 answer
798 views
do the experts on here draw graphs?
Yes, we CAN draw graphs(manually) but not on the computer.
1 answer
792 views
If departing tenants sell access to rent-controlled apartments, whi is likely to end up with the apartments? How else might
3 answers
665 views
What does "CPR" stand for in medical emergencies?
crp are stands for cardio-pulmonary resuscitation
1 answer
443 views
What do leukemia sufferers have too many of?
Even though I know the answer, I searched Google under the key words
1 answer
558 views
What star other than the sun is closest to the earth?
Proxima Centauri, which is part of the alpha Centauri three-star system
1 answer
547 views
Which African country has Spanish as an official language?
I don't know if it is correct but isnt it Equatorial Guinea. I am not
1 answer
613 views
To find the mass of a mole of a compound, scientists add together the???
Since this is not my area of expertise, I searched
1 answer
465 views
how
do you get the answer to 120 meters in precision . the teacher really didnot explain well,so i am a little lost.
1 answer
358 views
how do you solve a problem that says to find the unit rate?
1 answer
433 views
I have to write a 7 paragraph paper on the cold war. We have to cover these five points and i am so lost on where to get the
3 answers
678 views
List 3-5 factors that define teaching as a
professional career. Elaborate on how these factors are employed by teachers on a
4 answers
628 views
One-fifth of a flank is sawn off and three-eights of remaining piece is then thrown away.What fraction of original remains?
2 answers
674 views
A family of 2 adults and 4 children visited Sentosa during the June holidays.An adult ticket cost $18.90 and a child ticket
2 answers
525 views
can you unscramble these letter to do something to do with hockey c i o p o n a m
\
4 answers
611 views
1. The lenght of rectangle is greater than its breadth by 2 cm.If the length is increased by 4 cm and the breadth decreased by 3
3 answers
831 views
1. In language school , 475/12 %of the students learn chinese ,125/4 % of the student learn German and the remaining 210 student
2 answers
557 views
I have to create a schedule of school related tasks for a typical teaching day from the time you arrive at school until the time
7 answers
666 views
I am having trouble with making a schedule for my classroom.The schedule
has to be a school-related tasks.I have the info to put
2 answers
748 views
How can a health presentation be implemented into a classroom for middle childhood?
5 answers
477 views
The coordinate graph of the backyard shows the location of trees, plants, the patio, and utility lines.
1 answer
471 views
Which one is chiral?
1,1-Dibromopropane 1,2-Dibromopropane 1,3-Dibromopropane 2,2-Dibromopropane 2-Bromo-2-chloropropane
5 answers
5,713 views
The coordinate graph of the backyard shows the location of trees, plants, the patio, and utility lines. (If necessary, you may
1 answer
444 views
What does normal cognitive development mean?
2 answers
1,113 views
What does diverse learners means?
3 answers
464 views
what is the intercepts of 3x-9=3y
3 answers
595 views
Identify the components of the information processing theory.
1 answer
460 views
My age group is 12 years of age.
What level and stage he or she is at developmentally, and list some characteristics
2 answers
531 views
You asked me what I thought were the characteristics of the multicultural school, income, wealth, occupation,education, Power,
2 answers
599 views
How can the state standardseffect your planning and instruction for 7th grade
language Arts?
4 answers
1,080 views
What makes a lesson plan effective?
3 answers
418 views
How can English language arts teachers create a literacy-rich environment in their classrooms?
4 answers
531 views
How can these teachers overcome obstacles to literacy or resistance on the part of students?
1 answer
459 views
What are some factors that contribute to the disproportional representation of minority students in special education classes?
2 answers
689 views
Could someone
suggest one way that teachers can integrate content and instruction in an English language arts classroom. It will
2 answers
537 views
What is the difference between constructivist classroom and traditional classroom?
1 answer
487 views
I need please, how can I find the different approaches you can use for teaching
controversial versus noncontroversial subjects.
3 answers
540 views
How did Alexander Hamilton significantly impact the early history of the American republic as a reult of his political
2 answers
507 views
What are the five key educational issues related to the First Amendment?
3 answers
385 views
I need some help with instructional strategies for encouraging community
involvement and global awareness for social studies
3 answers
773 views
I imagine anywhere from 5th through high school
1 answer
448 views
I am doing a group project and i have to make the mla heading but i don't know how to do that with multiple names. i have
2 answers
577 views
Thank you very much for your help.
3 answers
302 views
After fixing a flat tire on a bicycle you give the wheel a spin.
(a) If its initial angular speed was 5.17 rad/s and it rotated
2 answers
575 views
The location of the center of mass of the partially eaten, 11 inch diameter pizza (r = 5.5) shown in Figure 9-20 is Xcm = -1.1
5 answers
5,987 views
how do I make a virtual field trip for upper elementary and middle school students about social studies.
3 answers
943 views
What strategies can you use to help students cope with math anxiety? How can you make math class interesting and fun as well as
3 answers
601 views
• Consider these questions: What are the most significant similarities between the
Chinese American and Japanese American
2 answers
527 views
Is there a web site that can help students out, if they can not speak English?
6 answers
440 views
Are there any sounds-a body of water- in Africa?
1 answer
295 views
Where could I find a two instances of conflicts between the legal and ethical issues confronting the education of English
2 answers
513 views
What is a mathematical concept?
4 answers
346 views
How do schools meet the needs of the ELL students without
breaking state laws?
1 answer
359 views
How does inquiry-based learning differ from the traditional model,
with the teacher as the source of all instruction?
2 answers
534 views
what is the difference between constructivist and inquiry-based learning?
1 answer
351 views
How can you provide relevant
hands-on learning in a science classroom when few resources are provided by the school? How can you
1 answer
419 views
I need to find a website with adolescents with signs of being abused, using drugs and have suicidal
tendencies.
5 answers
417 views
Can someone help me with an
idea on a program for At-Risk children?
3 answers
305 views
Create a plan for identifying potential students for the new at-risk program by completing
the following points: These are the
2 answers
844 views
What are organizing procedures and resources in a classroom?
4 answers
349 views
Fill in the table by describing the role and influence each group has on curriculum. Some may have direct influence and some may
2 answers
624 views
what is the difference between Coordinated Management of Meaning and Symbolic Interactionism?
1 answer
406 views
Are relationships better explained through staged theories or through dialectives?
3 answers
503 views
what economic intrests did americans have in hawaii
1 answer
254 views
Under the Electronic Signature in Global and National Commerce Act of 2000, electronic signatures can be verified by all of the
1 answer
368 views
of all theswimmers, 7/10 got to the pool by car, 1/5 took the bus, and 1/6 walked. how many more came by car than on foot? How
2 answers
193 views
How do you analyze and use database in schools?
1 answer
423 views
Interpersonal Communication mean to you
4 answers
386 views
If a rectangular prism has a length of 14 cm. , width of 11 cm. , height of 19 cm. , what is the surface area?
2 answers
465 views
find the 19th term to: 4,6,8,10
3 answers
703 views
How many riders would there have to be on a bus to yield (a) a 50 percent probability that at least two will have the same
2 answers
553 views
What role does perception play in interpersonal communication?
3 answers
960 views
A 0.050-m-long wire is carrying a current of 2.0 A at right angles to a 0.15-T magnetic field. What is the magnitude of the
4 answers
1,250 views
The lifetimes of lightbulbs of a particular type are normally distributed with a mean of 290 hours
and a standard deviation of 6
3 answers
1,082 views
What is the direction of the force acting on a current-carrying conductor lying in a magnetic field?
A. It is in a direction
4 answers
1,487 views
10. How much current is required to produce a force of 0.96 N on a 75 cm long wire oriented at right angles to a 0.24 T magnetic
3 answers
1,119 views
Current passing through a conductor is increased from 10 A to 15 A. This decreases the strength of the magnetic field produced
2 answers
806 views
Why does a piece of iron behave like a temporary magnet when placed
in a magnetic field? SOLUTION: Iron consists of many small
1 answer
442 views
7. Two metal spheres are suspended from insulating threads. A negatively charged rod is brought near these spheres. One sphere
3 answers
1,234 views
Why is an antenna designed to be one-half of the wavelength of the wave it is supposed to receive?
In my book all it says is that
3 answers
413 views
Does Maslow’s Hierarchy of Needs place our social needs at the top level
2 answers
831 views
A delivery truck is purchased for $38,000 has a salvage value of $6,000 and is depreciated using MACRS.what is the first-year
1 answer
473 views
A company purchases a new delivery truck for $20,000 the truck is expected to have a useful life of 90,000 miles before
2 answers
923 views
find the x- and y- intercepts
f(x)= 25x^2+10x+1
3 answers
794 views
The number of tickets sold each day for an upcoming performance of Handel's messiah is given by N (x) = 0.4x^2 + 11.2x + 12
2 answers
500 views
9/11 - 3/11 + 7/11=13/11 which is improper so the answer is 1 1/11?
4 answers
661 views
17 11/12 / 6 1/10 = 343/366?
6 answers
331 views
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