03/13/15

If 32.5g sodium sulfide is added to copper (II) acetate (as much as needed to react), how many grams each product do you have?
Chemistry question. Can you set up the equation?
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03/13/15

if a right triangle has sides x-2 and 2x+1 with a hypotenuse of 5, what are the lengths of the sides and area of the right triangle
 algebra question. right triangle with hypotenuse of 5 and sides, x-2, and 2x+1. what is length of sides and area
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03/13/15

7+7/7+7x7-7=
I am trying to find the answer to this question.
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03/13/15

Conic sections
Write an equation in standard form for the ellipse with vertices (8, 13+2??21) and (8, 13-2??21), and co-vertices (2,13) and (14,13)   ??=radical sign thank you!
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03/12/15

Read the following two statements. Then use the Law of Syllogism to draw a conclusion.
 If the sun is shining, then it is a beautiful day. If it is a beautiful day, then we will have a picnic.   A. If it is a beautiful day, then the sun is shining. B.If we have a picnic, then it... more
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03/12/15

what is the equation of the vertical line that passes through (0,-2)
what is the equation of the vertical line that passes through (0,-2)
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03/12/15

Half life question
Analysis indicated that a scroll wrapping contained 76% of the original carbon-14. The half life of carbon-14 is 5715 years. Set up & solve equation to find age
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03/11/15

What is the period of the function g(x) = sin (6px)?
What is the period of the function g(x) = sin (6πx)?
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03/11/15

What is the answer of the logarithmic equation?
Solve the logarithmic equation. Give the answer to two significant figures. 3lnx+8=ln(3x)+12.18
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03/11/15

If 7 boxes of energy bars cost $6,75 more than 4 boxes of energy bars, how much does each box cost?
math problems need help please!!!
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03/11/15

A trader bought an item for 7 dollars, sold it for 8, he bought it back for 9 and finally sold it for 10. How much profit did he get?
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03/11/15

simplify (6z+4y-2y)(z+5z-2y)
how would i simplify this expression (6z+4y-2y)(z+5z-2y)
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03/11/15

Annie selects two different choices and wants to know the choices.
Annie can select two types of bread and five types of meat. She randomly selects one type of bread and one type of meat. How many possible choices does she have?
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03/09/15

Question about inverse function for pre-calculus
Determine whether f(x)= √x+8 has an inverse function. If it does, find the inverse function and state any restrictions on its domain. I already figured it does have an inverse function using the... more
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03/09/15

how much water will fill the fish tank if it is half full after 24 liters are poured in?
please answer asap
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03/06/15

Finding missing numbers in a chart.
You are going on an expedition to dig for dinosaur fossils. In digging youcome across a small trunk left by another archeologist. In the trunk is apaper that lists how deep you need to dig to reach... more
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03/06/15

If you were to draw a card from a standard 52 deck, replace it, and shuffle, then what would be the probability of drawing the same card again?
Answer the question regarding a standard 52-card deck
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03/06/15

Which two end behaviors are true of the follow
Which two end behaviors are true of the following function?h(t)=2t^4-t^3+6t^2+2t-81- As t →∞,h(t)→∞2- As t →∞,h(t)→-∞3- As t →-∞,h(t)→∞4- As t →-∞,h(t)→-∞     answers to choose from(a) 1 and 3... more
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03/06/15

If f(x)= 4x-1 and g(x)= 5x, what is (f ? g)(7)?
 If f(x)= 4x-1 and g(x)= 5x, what is (f ο g)(7)?
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03/06/15

How do you turn a decimal or a fraction into a percent
I need help with math. It is ver confusing thank you
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03/06/15

Sum of first 4 terms of arithmetic progression is 28 and sum of first eight terms is 88. Find sum of first 10 terms.
Sum of first 4 terms of arithmetic progression is 28 and sum of first eight terms is 88. Find sum of first 10 terms.
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03/05/15

The gfc of -(n+6)^4, -3(n+6)^3, -3(n+6)^6
Can u please help me with this question?
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03/04/15

Can you help me simplify this?
1)C^3 V^9 C^-1 C^0
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03/04/15

Counting and Probability
If there are 36 runners in a race and prizes will be awarded to first, second, and third places only, what is the probability of correctly predicting the winners in order? ??(Express as a... more
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03/04/15

Find the absolute maximum and absolute minimum values
Find the absolute maximum and absolute minimum values off(x) = (x2 - 1)^3 onthe interval-1 ≤ x ≤ 2
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