10/19/15

Find the function f and g so that f of g =h
H(x)=square root 1-x^2
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10/19/15

Radiocarbon Dating - Calculus, Growth Functions
(11) Scientists can determine the age of ancient objects by the method of radiocarbon dating. The bombardment of theupper atmosphere by cosmic rays converts nitrogen to a radioactive isotope of... more
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10/19/15

an equation has VA: x=3, HA: y=2, hole at x=1 nd no x-int. write the equation
i need the answer asap
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10/19/15

a regular polygon has28 sides, what is the size of each interior angle
a regular polygon has28 sides, what is the size of each interior angle  
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10/18/15

how do i find the vertex with the two point -1,0 and 5,0
Ive been looking on the web but nothing comes up with it. most just say they already have the vertex
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10/18/15

in a circle of radius 7, a circular arc of a sector has a length 4(PI). Find the area of that sector
I need help answering questions for my practice test online
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10/18/15

Functions and quotients
Suppose f(x) = 5x2 + 7x - 4. Assuming h doesn't equal 0 compute and simplify the difference quotient: f(x+h)-f(x) / h  
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10/18/15

on the way there 56 mph way back 70 mph. Time it took 4.5 hrs. How long did it take to get back to were I started
This is a little math problem I've been stuck on for a while.
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10/18/15

Cellular Service
The model E=-0.475a^2+37.0a-44.6 represents the annual expenditure for cellular service E (in $) for individuals a year old. Use the formula to determine the age(s) at which the average annual... more
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10/18/15

5 different negative integers add up to -20. What is the least possible value of one integer.
Please help! Can you explain how to do this?
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10/18/15

I have a question about a College Algebra word problem.
Syracuse and New York are 240 miles apart. one car left Syracuse for New York, averaging 65 mph. at the same time, another car left New York for Syracuse, averaging 55mph. how far from Syracuse did... more
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10/17/15

max value question
Caresia is an artist who works at a her shop drawing “watercolor portraits.” She charges $20 per portrait and she has been averaging 30 portraits per week. She decides to increase the price, but... more
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10/17/15

solve the indicated variable. y=kx(4-x)for x
1. solve the indicated variable. y=kx(4-x)for x
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10/16/15

help please
Simplify these expressions:   A) {(2x^2y^3)÷(3xy^4)}^2   B) {(x^3y^-2)÷(x^-1y^5)}^-1
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10/15/15

simplified form of the expression 3 v 6 · v –24
I need to simplify form of the expression. I need it as soon as possible for my math homework. I struggle alot on math  
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10/14/15

3^(2x+5)=4^(1-3x)
Solve for x
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10/14/15

differentiate the function
 y=In(x^2e^x)
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10/14/15

Find lim --> 0.5- (2x - 1)/(|2x^3 - x^2|)
Find lim --> 0.5- (2x - 1)/(|2x^3 - x^2|)
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10/14/15

Find the domain of f. (Enter your answer using interval notation.) f(x) = 6x - 3 x2 - 9
f(x)= square root of 6x-3 all over x^2-9
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10/13/15

Degree 4; zeros: -5+5i; 4 multiplicity 2? Enter the polynomial. f(x)=a(.........)
Degree 4; zeros: -5+5i; 4 multiplicity 2?Enter the polynomial.f(x)=a(.........)
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10/13/15

inverse formula
Find a formula for the inverse.  f(x)=7x+2/5x+9  f^-1(x)=__.  help is greatly appreciated!
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10/13/15

Ian canoes 20 km downstreamin 5 h . On the return trip it tqkes him 8 h to travel 16 km . Determine his average canoeing speed and the speed of the current
Ian canoes 20 km downstreamin 5 h . On the return trip it tqkes him 8 h to travel 16 km . Determine his average canoeing speed and the speed of the current
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10/13/15

What is the limit of x as it approaches 0 for the function (sqrt(9 + h) - 3)/h
I can't figure out how to get that pesky zero out of the denominator!
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10/12/15

algebra word problem
The sum of the digits of a two-digit numeral is 8. If the digits are reversed, the new number is 18 greater than the original number. Find the original number.
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10/12/15

will the area of a rectangle change if you increase the length by 20% and decrease the width by 20%? If so, by what percentage?
 word problem
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