03/21/16

(16•16)+(12•12)=(x+12)(x+12)
Find x. Assume that segments that appear to be tangent are tangent.
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03/20/16

2 questions about proving identities with sec x, cosec x, cot x
I tried several things, but I just don't know how to prove them, nothing worked. Please help me with a detailed way to solve this, please add even the smallest manipulations, I'd be so... more
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03/20/16

Marissa and Kendra are 2 years apart in age. Their ages are two consecutive even integers.
Marissa and Kendra are 2 years apart in age. Their ages are two consecutive even integers. Kendra is the younger of the two. If Marissa's age is added to twice Kendra's age, the result is 20. How... more
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03/18/16

(sinx+cosxcotx)/(cosxcscx)=secx
Trig Identities 
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03/18/16

Fencing Area Question
You have 200 feet of fencing to enclose a rectangular plot that borders a river. If you do not fence the side alone the river, find the length and width of the plot that will maximize the area.... more
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03/17/16

Prove that 1-tan^2x/1-cot^2x=cos^2x-1/cos^2x
I need to prove this but I don't even know how to start the problem. 
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03/17/16

can i get help
for a benefit dinner of 250 people, 3/5 of the tickets sold were adult tickets. if adult tickets cost 6.95 each, how much money was raised by selling adult tickets?
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03/17/16

$55 is shared between 3people so that the second has three times as much as the first and the third has $15 less than the second. how much does each person have
Please help in finding the algebraic equation and how to solve it 
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03/16/16

Find the value of each variable. Write in radical form
a right triangle with a 45 degree angle and a hypotenuse of 13 square root of 2. Both legs are the missing variables 
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03/16/16

i am a number less than 3,000. when you divide me by 32, my remainder is 30. when you divide me by 58, my remainder is 44. what number i am i
less than 3,000, when you divide by 32 the remainder is 30, when you divide by 58 the remainder is 44
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03/16/16

what is 3.25 repeated written as a fraction?
3.25 repeated written as a fraction?
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03/16/16

It takes 46 minutes for 10 people to paint 3 walls. How many minutes does it take 4 people to paint 6 walls
I want to know how do you do this question and how to get the answer. I am stuck on this question and it is really confusing to me. I hope you can help me do this question so I don't have to ask... more
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03/16/16

Help with Max number of Roots? Algebra
Find the maximum number of roots of P(x) = x³ + 3x. a) 1 b) 2 c) 3 d) 4
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03/16/16

Understanding Unit Rates
Thuy drives 270 miles in 6 hours. How many miles does Thuy drive in 13 hours?
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03/16/16

excess shortage problem
Rose had some money to buy some plastic files. If she bought 12 files, she would need $8 more. If she bought 9 files, she would be left with $5. How much money did Rose have?
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03/15/16

Probability
The lock on your locker at school is a combination lock with 50 numbers on the dial. Three numbers are needed to unlock the lock, and numbers can be repeated. How many different numbers patterns... more
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03/15/16

Jack,Maria, Jose,and Beth were introduced and shook hands. How many different handshakes occurred
This is a 5th grade math word problem.
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03/15/16

How much did the level of cider in the pot go down?
You have some apple cider in a cylindrical pot that has a radius of 4inches. You pour cider from the pot into a cup that has a radius of 1.5 inches. until the cider in the cup is 4 in. deep. How... more
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03/15/16

Algebra 2 Question Help
Which of the following polynomials has -3 and 2 as zeros?I. P(x) = x² + x - 6II. P(x) = x² - x - 6III. P(x) = 2x² + 2x - 12 1) I only 2) II only 3) I and III 4) I, II, and III   please explain
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03/15/16

Solution for x? Help
Determine the solution for x.P(x) = (x + 3)(x - 5)(x + 1)(x - 2) 1) x = 3, x = -5, x = 1, x = -2 2) x = -3, x = 5, x = 1, x = 2 3) x = 3, x = 5, x = -1, x = 2 4) x = -3, x = 5, x = -1, x =... more
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03/14/16

the difference of two numbers is 23 their sum is 65 find the numbers
the different of 2 numbers is 23 their sum is 65 find tne numbers  
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03/14/16

Sum of the squares of two consecutive even integers is 100. Find them
Quadratic equation problem
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03/14/16

The shorter leg of a right triangle is 5m shorter than the longer leg. The hypotenuse is 5m longer than the longer leg.
Find the side lengths of the triangle.
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03/14/16

The ratio of roses to tulips is 2 to 5. How many roses are there in a bouquet of 28 flowers.
I'm having a really hard time with this question.
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03/14/16

i need a help with a question
Compare 3 x 104 and 6 x 103.A) 3 x 10^4 is 5 times larger than 6 x 10^3 B) 3 x 10^4 is 4 times larger than 6 x 10^3 C) 6 x 10^3 is 5 times larger than 3 x 10^4 D) 6 x 10^3 is 4 times larger than 3... more
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