1,650 Answered Questions for the topic Math Help For College
05/10/14
degree help
A can of soda at 83° F. is placed in a refrigerator that maintains a constant temperature of 37° F. The temperature T of the soda t minutes after it is placed in the refrigerator is given by
T(t)...
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05/10/14
polynomial help
Consider the polynomial P(x), shown in both standard form and factored form. P(x)=−1/3 x^4 −1/3 x^3 +7/3 x^2 +1/3 x−2=−1/3 (x+3)(x+1)(x−1)(x−2)
State the zeros of the function.
State the...
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05/07/14
Graph f(x)
How can the graph f(x)=0.3|x-6|+7 be obtained from the graph of y=|x|?
a) Shift it horizontally 3 units to the left. Shrink it vertically by a factory of 0.6. Shift it 7 units upward
b) Shift...
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05/07/14
functions question
Let f(x)=3x-1 and g(x)=x^2+4
find (f g)(-2)
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05/07/14
two word problems
1)A car company charges $31 per day to rent a particular type of car and $0.16 per mile. Juan is charged $47.96 for a one day rental. How many mile did he...
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05/07/14
word problem library
The number o books in a small library increase according to the function B=6,700e0.03t, where t is the measure of years. How many books will the library have after 2 year(s)?
a) 7,693
b)...
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05/07/14
domain and range
What is the domain and the range of f(x)=3x+4
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solution of the equation
Determine the nature of the solutions of the equation:
5x^2-6x=-9
a)Two real solutions
b) No solutions
c)One real solution
d)two solutions with imaginary parts
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Math Help For College
05/06/14
math Help???????
SOLVE THE NONLINEAR SYSTEM OF EQUATIONS FOR REAL SOLUTIONS
x2 + 3y2 = 6
x2 - 3Y2 = 10
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Math Help For College
05/06/14
Math Help???????
SOLVE THE NONLINEAR SYSTEM OF EQUATIONS FOR REAL SOLUTIONS
3x2 + 4y2 = 9
3x2 - 4y2 = 9
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Math Help For College
05/06/14
math help???????
SOLVE THE NONLINEAR SYSTEM OF EQUATIONS FOR REAL SOLUTIONS
y = x2 + 3
y = -x2 + 5
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Math Help For College
05/06/14
Solve equation????
Solve the nonlinear system of equation for real solution
5 x2 + 3 y2 = 120
-x2 + y2 = 16
a) The solution is ???????
b)the is no solution
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Math Help For College
05/06/14
Help with math
SOLVE THE NONLINEAR SYSTEM OF EQUATIONS FOR REAL SOLUTION
{ x2 + 2 y2 = 2
x - y = 2
a) The solution is ??????
b) there is no solution
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05/05/14
critical values
List the critical values of the related function. Then solve the inequality and show work.
5x <0
x + 1
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Math Help For College
05/05/14
Please helppp =(
Find how long it takes $1500 to double if it is invested at 6% interest compounded semiannually. Use the formula
A=P ( 1 + R/N)nt to solve the compound interest problem
it will take...
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05/05/14
A metallurgist has one alloy containing 36% aluminum and another containing 68% aluminum. How many pounds of each alloy must he use to make 47 pounds of a third
A metallurgist has one alloy containing 36% aluminum and another containing 68% aluminum. How many pounds of each alloy must he use to make 47 pounds of a third alloy containing 46% aluminum?
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05/04/14
LOG AND EXPONENTIAL
Log41=______ (fill in the blank)
For parts a and b
let x=Log4 1/16
a) Write the exponential form of the equation.
b)Determine the numerical value of x, in simplest form. Show work.
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05/04/14
Logarithmic equation
Convert a logarithmic equation: 8x =2401
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05/04/14
F(x) help show work
Let f(x)=e3x
(a.) Find the inverse function of f. Show work.
(b.) What is the domain of f ? What is the domain of the inverse function?
04/29/14
compositions of functions
Use composition of functions to show that the functions f(x)=8-3x and g(x)=-1/3 x+8/3 are inverse functions. That is, carefully show that (fog)(x)=x and show that (gof)(x)=x. Show work.
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