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math
Questions and answers by visitors named
math
Questions (557)
Onix cuts two similar triangles out of cardboard. What is the length in units of the left side of the top triangle when the
2 answers
99 views
A circular track is 1000 yards in circumference. Cyclists A, B, and C start at the same place and time, and race around the
7 answers
asked by
math
7,440 views
Graph the image of C(
– 3,0) after a rotation 180° counterclockwise around the origin.
4 answers
896 views
The line plot below shows the heights of players on a basketball team.
A line plot named "Basketball Team Heights" shows a number
1 answer
49 views
Use the image to answer the question.
An illustration showing two cubes joined on both sides of a cuboid. The sides of the cube
1 answer
35 views
can someone help me with Lesson 9: Integers and Algebraic Expressions Unit Test for connection academy help plz
60 answers
8,918 views
Use the image to answer the question.
An illustration shows an equilateral triangle with each side measuring 6 centimeters. The
1 answer
19 views
Use the image to answer the question.
An illustration shows an inverted U-shaped structure made up of three rectangular prisms.
2 answers
47 views
by how many order of magnitute is the speed of light greater than the average speed of grey sound? Rose Diamond when he set the
1 answer
552 views
(4-y^2)/(y-2) = y/2
(4-y^2)/(y-2) = y/2 4 - y^2 = (y*(y-2))/2 4 - y^2 = (y^2-2y)/2 8 - 2y^2 = y^2 - 2y 3y^2 - 2y - 8 = 0 (keep
1 answer
377 views
which one is better?
In my opinion, for a high school student, Don Quixote reads better.
1 answer
388 views
the price of is 150/m3. the price is raisd by 10% each year. wat will the price of oil be at the end of two years?
what is 1.1^2
1 answer
465 views
okay so the question is:
A unit circle center at the origin undergoes a series of transformations. The equation of the resulting
1 answer
701 views
How do I change a fraction to a percent? Like 9/15 to a percent for instance.
put 9/15 in your calculator and hit equals
1 answer
490 views
equation of the normal to the graph of f(x)= x/2x-3
1 answer
386 views
The capacity of an elevator is either 15 children or 11 adults. If 8 children are currently in the elevator, how many adults can
3 answers
1,252 views
suppose you have a pipe with circumference of 8 cm and length equal 3 cm and that 10 turn of a wire are wrapped about the pipe.
3 answers
511 views
What does the shape of a treasury bond yield curve tell you about expected future inflation?
1 answer
360 views
create a 3 d shape that has two pickels
3 answers
330 views
help me solve these problems please
1 1/2 - 3 2/5 + 8/15 - 2 2/3 (-4 7/12) - (-3 2/3)- 1 /24 + 2 5/8 -3 1/2 - (- 1 5/6) + (-1
1 answer
374 views
Convert:
2.7x10^-3 kg/cm^3 to kg/m^3 0.81 g/cm^3 to kg/m^3
3 answers
1,179 views
A sugar molecule has twice as many atoms of hydrogen as it does oxygen and one more atom of carbon that oxygen. If a sugar
4 answers
1,127 views
(a)on july 15,2007 , the national debt of the united states of americawas a little more than 8.8 trillion dollars. at that time,
2 answers
785 views
a student has an avg of 57%. he has 2 test left which was are both worth 5% and 1 assigment worth 1 %. he also has 1 one big
2 answers
605 views
solve the equation for x using the quadratic formula:
3x^2 + 8x + 1 = 0 Work: I tried factoring it, but I can't do it. (3x + ?)(x
4 answers
662 views
Find the measures of two supplementary angles m and n
m=6x+3 n=2x-7
1 answer
402 views
write a sequence for the rule.
1. a - 4 = b 2. a +(2-1) = b 3. a - (3-3)= b 4. a +(4 - 3) = b 5. (a + 2) - 2 = b 6. (a + 4) - (2
1 answer
288 views
What is the area of the largest rectangle that can be placed in a 5-12-13 right triangle (as shown)?
1 answer
422 views
find the points at which the graph of 4x^2 - 4x + 12y^2 -6y = 10 has a vertical and horizontal tangent line.
For the vertical
2 answers
901 views
How do i find the points of inflection for: f(x)= (1/12)x^4 -2x^2 +15
The answers are (2, 25/3) and (-2, 25/3) but i don't know
2 answers
512 views
I have to do a lot of homework problems like this but I do not really understand how to do any of them. Can someone show me how
1 answer
644 views
I have to do a lot of homework problems like this but I do not really understand how to do any of them. Can someone show me how
1 answer
456 views
Let (AB) and (CD) be 2 parallel lines by a transversal at E and F respectively.The bisector of AEF and BEF cut (CD) at M and N
2 answers
658 views
can someone please help me solve this problem with the steps.
A small can of juice contains 16 fl oz. A large can has twice the
1 answer
952 views
-1x>-5
_ _ 8 16 help
1 answer
232 views
the permeter of a rectangle is 148 inches the length exceeds the width by 52 inches find the length and width..
4 answers
896 views
what is higher 50 mL or 5 L?
7 answers
297 views
What is the capital of the state that shares its long southern border with Texas?
6 answers
524 views
3x+4Y=13 (2,7)
1 answer
275 views
does the series 1/n from n=0 to infinity converge or diverge? what convergence test is this?
1 answer
439 views
�ã(x+9)= -9
1 answer
210 views
Help! How do I complete these magic squares! They're taking me FOREVER!
In magic squares, certain numbers have to add up to a
3 answers
756 views
A research article included the following table:
Mean Score on Four Questionnarie Scales Before and After the Experimental
1 answer
410 views
A research article included the following table:
Mean Score on Four Questionnarie Scales Before and After the Experimental
2 answers
884 views
A school counselor tests the level of depression in fourth graders in a particular class of 20 students. The counselor wants to
3 answers
705 views
Okay, write the expression or inequality.
: the difference of a number z and 11 is equal to 35 How would I do that? please
4 answers
515 views
The point (0,1) has the distance ____, from the line defined by y=-2x-1
How do you solve this? I tried the pythagorean theorem
2 answers
483 views
You build a box that is 4 feet long, 5 feet wide, and 8 feet high. The distance from the top left front corner to the top right
2 answers
872 views
hi
im totally blanking how do i find the antiderivative of cos(0.5(x^2))? thanks!
1 answer
381 views
Right answer?
15(x^2+3x) + 7(x^2+3x) - 5(x^2+3x) 15x^2+45x+7x^2+21x + 5(-x^2-3x) 15x^2+45x+7x^2+21x-5x^2-15x 17x^2+51x
2 answers
546 views
k so question is one you have all answered previously, 3 different forces acting on a single mass, in north south and east
5 answers
499 views
I have 7 12 feet of rope and my friend has 3/10 of what we . need to make a jump rope hang up in our back yourd
2 answers
1,104 views
a moving van's load changes from 1000 pounds to 800 pounds after delivering an appliance. What is the percent of decrease
1 answer
157 views
solve for the equation 81^2x+1=3^4
1 answer
267 views
/6x^2=2-x
/=radical sign
1 answer
319 views
solve for the equation |x-3x+5|=7
1 answer
285 views
solve for the equation 4[(2b+5)/(b+4)]=0
1 answer
288 views
/6x^2-2=2-x
/=radical sign
4 answers
298 views
/6x^2-2 = 2-x
/=radical sign
1 answer
307 views
2x/x-4 + 4/x-3 = 8/x^2-7x+12
1 answer
293 views
1/x+2 - 2/x+3 = 3/x^2+5x+6
1 answer
241 views
i only need help on these two that's it so please help me(step by step if you could)
1)1.5x-2.5y=8.5 6x+30y=24 2)3x-2y=8 x+3/2y=8
1 answer
325 views
The sum of 4 consecutive odd integers is -104. Find the integers with x for unknown numbers.
4 answers
1,904 views
how can i use the numbers 9 9 9 and 13 to make 24??
3 answers
830 views
how do you solve x+2y=17 and 3x+6y=-5 to find out how many solutions it has?
1 answer
369 views
how do i solve this
2 ln(x-3)= ln(x+5) + ln4
3 answers
536 views
I've got a question. how do i solve this
p(t)=25-25e^-3(1)
1 answer
419 views
how would you solve this problem
cos(theta)/2=1/6
1 answer
266 views
Mrs. Baker has to choose 2 students to lead the class field trip. If she draws from a list of 6 boys and 6 girls, what is the
4 answers
602 views
an airplane is flying at 550 km/h on a heading of 080. the wind is blowing at 60 km/h from a bearing of 120. Find the ground
2 answers
1,217 views
you a framing a picture that is 5 in by 7in. with a 1 inch wide frame. find the perimeter of the outside edge of the frame.
5 answers
1,946 views
An investment is made at an annual rate of 9.71% compounded monthly, determine the number of months required for your investment
1 answer
367 views
If you invested 5,250 dollars at an annual rate of 6.64% compounded monthly, determine the value of your investment after 11
1 answer
362 views
An investment is made at an annual rate of 9.71% compounded monthly, determine the number of months required for your investment
3 answers
381 views
Determine the annual interest rate r required for an investment with continuous compound interest to yield an effective rate of
1 answer
367 views
At 3a.m., there is a colony of 736 bacteria, and it is growing at a continuous hourly rate of 10.77%. How many bacteria are
1 answer
513 views
Suppose that you invested $1,442 at the annual rate of 4.60% compounded continuously, and your friend invested $885 at the
1 answer
435 views
(TEMPERATURE CHANGE) The rate at which the temperature of an object changes is proportional to the difference between its own
9 answers
1,078 views
what is dimensional analysis and how does it work?
3 answers
792 views
(Airplane & Radar) An airplane is flying (horizontally) at the height of 6 km on a flight path that will take it
directly over a
2 answers
655 views
can u help
this the qustion is : A circle passes through the points (1,4)&(5,0) and its centre lies on the line x+y-3=0.Find (i)
2 answers
665 views
(3/x)^2 how to find the derative of this fraction. having trouble with getting the answers. i need a walkthrough...
2 answers
635 views
2. Solve this equation: 80 = 3y + 2y + 4 + 1.
A. y = –15 B. y = 1/5 C. y = 75 [D. y = 15] i don't realy know if that is correct
2 answers
611 views
A rectangular garden of area 75 sq ft is to be surrounded on 3 sides by a brick wall costing $12 per foot and on one side by a
6 answers
3,170 views
Foggy optics, inc. makes laboratory microscopes. setting up each production run costs $2500. Insurance costs, based on the
3 answers
1,596 views
Tristan is having a birthday party. He doesn’t want anyone less than 10 years old to come to his party. If y equals age in
1 answer
384 views
Find the unknown value in the following equation:
y ÷ 10 = 6 A. 6 B. 60 C. 600 D. 6,000
3 answers
312 views
Penelope is having a party for her friends. She invited ten friends and seven have said they will come. Three of Penelope’s
1 answer
486 views
Richard invited 6 friends to go skating. Of those 6 friends, there are twice as many boys as girls. How many girls were invited
1 answer
447 views
a cat toy costs 5 dollars.how many 5 dollars cat toys can a person by with 3,000,000?
1 answer
318 views
Tristan is having a birthday party. He doesn’t want anyone less than 10 years old to come to his party. If y equals age in
2 answers
1,112 views
Mary's test grades were 77, 85, 77, 82, and 80. Mary's teacher recorded one of her grades incorrectly. Instead of an 85, Mary's
1 answer
435 views
The perimeter of a rectangle garden is 80m oits length is 4m more than 5 times its width, find the dimensions of the garden
1 answer
456 views
how do i perform the indicated operation 3 4/5 + 2 2/8 = ?
1 answer
372 views
destiny is going to build a patio. she wants the patio to be 20 feet by 35 feet. what is the perimeter of the patio in yards?
1 answer
381 views
one tenth of my money is 2.45.how much money have i ?
1 answer
374 views
howmany?
1 answer
253 views
i am a 4 digit number. the sum of my digit is same as the product of my digits, who am i?
1 answer
357 views
prove 2 | n^2 + n + 1
3 answers
290 views
find all nonnegative integer solutions of the system
x+y<8 x+t<8 t+y<8 z+t<8
3 answers
383 views
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