02/24/16

find radius
AB and CD are two parallel chords of a circle such that AB=10cm and CD=24cm . If two chords are on the opposite side of the center and the distance between them is 17cm, find the radius of the circle? more
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02/23/16

Write a polynomial function of least degree
integral coefficients whose zeros include: -6, 0, 0.5, 3, -5i, 2+2i
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02/22/16

how much time did they spend walking
Tyler and Pearl went on a 20 kilometer bike ride that lasted 3 hours. Because there were so many steep hills on the bike ride, they had to walk for most of the trip. Their walking speed was 4... more
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02/22/16

What is the missing values in the function table?
In: 0, 1, 2, 3, 4, 5...895   Output: -3, -1, 1, 3, 5, ?, ?
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02/21/16

Find, to the nearest minute, the solution set of 4 cos^2 x - 9 cos x + 2 = 0 over the domain 0° less then or equal to x < 360°
Find, to the nearest minute, the solution set of 4 cos^2 x - 9 cos x + 2 = 0 over the domain 0° less then or equal to x < 360°
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02/21/16

20-3/8+32-1/4=? 45-6/8-32-2/8=?
For the first i got 49.888
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02/17/16

Find a possible formula for the quadratic fiction whose graph
    Find a possible formula for the quadratic function whose graph has  a vertex (6,3) and y intercept -4
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02/16/16

What is a compound interest question that ckuld be solved by the equation
Write a compound interest problem that could be solved by the equation, A= 500(1+.07/4)
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02/15/16

i need help figuring out this math problem
  Perform the following additions and/or subtractions: (2b^2−5b+4) +(3b^2−5b+1)    
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02/15/16

2 balls are thrown from a building at the same time. On has twice the velocity. Which will hit the ground first?
The balls are the same . The only difference is the velocity.
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02/15/16

Graph y = x^3 - x^2 + 5
use the Zero function to identify and type the value of the one real solution. Round your answer to the hundredths place.
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02/13/16

desperately need math help!
Simplify this expression. If the answer contains exponents, all exponents should be positive. (8k^3)^-2
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02/09/16

Given that d = 2r, explain how to write a formula for the diameter d of a cell given its surface area to volume quotient. (Full question below)
I was out sick for a whole week and need help with concept.//Full question// In biology, the surface-area-to-volume quotient Q of a single spherical cell is given by the formula Q= 3/r where r is... more
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02/09/16

F(x)=x-8/x2+5x-24
Find the doman
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02/09/16

A company borrows $600,000 for 1 year to expand its product line. Some of the money was borrowed at a 4% simple interest rate.
Write a system of equations that can be used to solve the problem, then solve the system and determine the answer. A company borrows $600,000 for 1 year to expand its product line. Some of the... more
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02/08/16

A stadium sells 1,000 tickets at $10 and 2,000 tickets at $5. What is the average ticket price for the event?
 I just wanna know the answer. ive been trying to do this problem for like an hour.
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02/07/16

science question
One side of an asteroid is constantly illuminated by the sun while the other side remains in the dark. If the two sides are at different temperatures, how might heat transfer from one side to the... more
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02/06/16

tangent line and derivatives
The function in the figure below has f (7)= 27 and f '(7)=2.2 Find the coordinates of the points A, B, C.   The figure has a curve with a tangent line. A B and C are on the tangent line. A is... more
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02/06/16

I just need the equation not the answer
The larger base of a trapezoid is three times as long as the shorter base, and the height of the trapezoid is 2 inches longer than the shorter base. The area of the trapzoid is 70 square inches.... more
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02/06/16

I've got a word problem I'm having trouble with
A biker mixed 11 pounds of raisins that cost $2.30 per pound with peanuts that cost $4.50 per pound to make a mixture that cost $3.29 per pound. How many pounds of peanuts did the biker use?
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02/05/16

Help! I have no idea how to read this: '1.6741817e+12' I'm trying to get 27% out of 6,200,672,930,123
I'm trying to see what 27% from 6,200,672,930,123 is, but I'm having no luck. 
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02/01/16

How do you solve log 8 ^ -1/3
log 8 ^ -1/3   The answer is log(1/2) = -0.301 . But what are the mathematical steps of how to go from    log 8 ^ -1/3 to log(1/2)
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02/01/16

Write an equation and solve the problem- the problem is in the description.
 Last month margo bought a tree that grows 2.5 cm a day. It was 5 cm tall when she got it, and now it is 65 cm tall. Write an equation to determine the number of days (d) margo has owned the plant
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02/01/16

A car is driving along a highway at 55kph. The driver notices a bus, 1/2 km behind.The bus passes the car one minute later.What was the speed of the bus?
I am actually a math challenger..and yeah...i'm not that quite smart..so thats why i badly need help in answering this question.
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02/01/16

Throw ten coins onto a flat surface. Move aside all the coins that landed tails-up. Collect the remaining coins. After tossing them once again, remove all coins
Throw ten coins onto a flat surface. Move aside all the coins that landed tails-up. Collect the remaining coins. After tossing them once again, remove all coins landing tails-up. Repeat this... more
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