11/07/18

Leila's penny bank is 7/10 full. After she removes 240 pennies, it is 1/2 full. How many pennies can Leila's bank hold?

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11/07/18

Among all pairs of numbers (x,y) such that 8x+2y=34, find the pair for which the sum of squares, x^2+y^2, is minimum.
Among all pairs of numbers (x,y) such that 8x+2y=18, find the pair for which the sum of squares, x^2+y^2, is minimum.
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11/07/18

Find the area of the triangle whose vertices are located at (1,4),(-4,-5),and(2,-3)
Please help me with this problem
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11/07/18

Suppose you know that two angles, angle A and angle B, are supplementary. The measure of angle A is 5 time the measure of angle B. Find the measure of the angles.
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11/06/18

Quadratic Equations
The shortest leg of a triangle is 7 feet shorter than the other leg. The hypotenuse of this triangle is 17 feet. What are the lengths of the two legs of this triangle? The shortest leg is_____ ... more
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11/06/18

Given: Angle H and Angle I are supplementary and angle J and angle H are supplementary PROVE: Angle J=I
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11/06/18

160 yellow and blue balls in a box. 2/5 of yellow balls are removed, 2/3 of blue balls are removed. Total number of balls now left in the box is 72. How many blue balls were there at the start?
Please can someone help?
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11/06/18

How can you write the expression with a rationalized denominator? 2 + sqrt 5 / 2 - sqrt 5 A. -1 B. 1 C. 9 + 4 sqrt 5 D. -9 - 4 sqrt 5
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11/06/18

Write an equation for a rational function

Vertical asymptotes at x = 3 and x = 1x intercepts at x = -1 and x = -6y intercept at 7y = 
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11/05/18

I don't understand the question. Please help.
I don't understand what it means to use the multiplication property of equality to solve linear equations.I do understand the multiplication property of equality, but then I'm lost.Thank you for... more
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11/05/18

If m ∠ A = ( 4 x − 2 ) ° is supplementary to m ∠ B = ( 11 x + 17 ) ° what is x
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11/05/18

Calculas help!!!
 A spherical snowball is melting so that its diameter is decreasing at rate of 0.1 cm/min. At what is the rate is the volume of the snowball changing when the diameter is 11 cm?The volume is... more
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11/05/18

I can’t seem to get this
Write an equivalent expression for 24x + 16?
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11/05/18

An object falls from a high building and hits the ground in 9.0 seconds. Ignoring air resistance, what is the distance the it fell?
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11/05/18

Using the probabilites technique, what is the probability of tossing two coins and getting two heads?
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11/05/18

How can i solve -4=-4-3sinθ answer and explanation please

The answer should relate back to the unit circle
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11/05/18

Finding exact solutions
Find the exact solutions: ((3)/(8x+1))+((8)/(2x+5))=1
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11/05/18

John and Jake can cut their parents lawn in an hour and 12 minutes if they work together. Working alone, it takes Jake twice as long as john to finish the job.
How long does it take each working alone?
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11/05/18

Please someone help me with this FAST
Find a pair of numbers that provides a counterexample to show that the given statement is false. (Enter your answers as a comma-separated list.)If the sum of two counting numbers is an even... more
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11/05/18

Probably a simple Mathematics formula
What would the formula for 500+10+20+30... 250 times look like?
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11/05/18

find the square root of .56479
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11/05/18

Find all the zeros of the function below

Find all the zeros of the function below y=x^4+x^3-24x^2-25x-25
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11/05/18

Finite Math lesson 3.4
Rework problem 7 from section 3.4 of your text, involving the selection of a colored ball from one of three bowls. Assume that you randomly pick one of the bowls: X, Y, or Z. You then randomly draw... more
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11/04/18

Finding b in a peculiar quadratic formula
So, the equation is described as:(x^2 -ax- 4) / (x + 1) = 0. The question states that there is one solution to the quadratic formula and is asking me to find the value of a (I wrote it as being b... more
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11/03/18

Given the function

Given the function f(x) = 0.7e^1.4x - find its inverse- state the domain and range of each function - graph both functions on the same set of axes
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