02/04/17

the mass of an object varies directly with its volume. if 100cm of a substance has a mass of 150 g, find the mass of 180 cm of the material
this question is confusing and blah blah blah blah blah blah blahblah blah blahblah blah blahblah blah blahblah blah blahblah blah blahblah blah blahblah blah blahvvvvvvblah blah blahblah blah... more
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02/04/17

INVERSE FUNCTIONS
Find f −1(a)  for the function f and the real number a.    ' f(x)= (9/π)x+sinx ;   −π/2 < x < π/2   ; a = 2 f −1(a) =????     Thanks
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02/04/17

inverse functions
Use the function f and the given real number a to find (f -1)'(a)   f(x) = (x+7)/(x+3)  , x > −3, a = 2 (f −1)'(a)=??   thanks
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02/04/17

inverse function calculus
What is the inverse of f(x)= x^(3/5)+1   Thanks 
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02/02/17

solve the function
Given the function g(x) = 3 − x2, evaluate (g(x + h) − g(x))/h    , h ≠ 0.
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02/02/17

in 3 years, alex will be 3 times as old as his sister precy. a year ago, alex was 7 times as old as Precy. how old they now?
i want free answer!!!!!
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02/02/17

the ratio of the weight of sodium to that of chlorine in common table salt is 5 to 3. Find the amount of each element I a salt compound weighing 200 pounds
set up an equation and solve each problem
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02/01/17

Differential Equations Question
Find the particular solution of the differential equation(x^2/(y^2-6))(dy/dx)=1/(2y) satisfying the initial condition y(1)=√7   Could someone help me understand this?
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02/01/17

Differential Equations
Find the solution to the differential equation dz/dt=9te5z that passes through the origin. Could someone help me understand this?
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02/01/17

Math word problem
a washer is made by removing a circular disk from the center of another circular disk of radius 11 mi. If the disk that is removed has radius x, write a completely factored polynomial whose values... more
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02/01/17

a standard deck of cards contatins 52 cards. one card is selected from the deck of cards
compute the probability of selecting a Club or a card less than 7 from the deck.
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01/31/17

How do we use the "Equivalent fractions"to convert a fraction to a percentage?
Help please, been struggling with this question for a long time.
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01/30/17

Find the formula for an indirect proportion, knowing that its graph goes through the point
B( 2/3 ,1 4/5 ) B( 2 3 ,1 4 5 )
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01/30/17

College Algebra Word Problem
On two examinations, you have grades of 85 and 93. There is an optional final examination, which counts as one grade. You decide to take the final in order to get a course grade of A, meaning a... more
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01/30/17

find the distance between the point (6,-3) and the line 2x-y=4=0.
find the distance between the point (6,-3) and the line 2x-y=4=0.
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01/30/17

find the equation of the line passing through (4,1) and perpendicular to the line 3x+2y-6=0.
find the equation of the line passing through (4,1) and perpendicular to the line 3x+2y-6=0.
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01/29/17

Help on a calculus problem.
Use the Shell Method to compute the volume of the solids obtained by rotating the region enclosed by the graphs of the functions y=x^2, y=8−x^2 and to the right of x=1 about the y-axis.
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01/29/17

Algebra 2 logs
-1/4logw=log1-2log7 how to solve ? 
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01/29/17

Write the expression as a single logarithm
2log7(x+9)-log7(x-4)-log7(x-19)
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01/29/17

find the quotient , write in standard form
8+2i/4-8i
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01/28/17

for any point, z, whose size is one, find the length of z^2
for any point, z, whose size is one, find the length of z^2
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01/26/17

When the polynomial x^4+ax+3 is divided by (x-1) the remainder is 8. Find the value of a
When the polynomial x^4+ax+3 is divided by (x-1) the remainder is 8. Find the value of a
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01/26/17

When f (x)=x^3+3x^2+ax+b is divided by (x-2) the remainder is 8 and when f (x) is divided by (x+2) the remainder is 16 A)calculate the value of the constant b B
When f (x)=x^3+3x^2+ax+b is divided by (x-2) the remainder is 8 and when f (x) is divided by (x+2) the remainder is 16A)calculate the value of the constant bB)calculate the value of a C)solve for f... more
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01/26/17

|m-1| > 2 replacement set: [-3,-1,0,1,3]
Look at the inequality below. Without solving it, explain which numbers from the given replacement set are reasonable solutions. 
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01/26/17

Matrices- Determine the values of a for which the the system has no solutions,exactly one solution, or infinitely many solutions.
x+3y-2z=1 x+7y-4z=7 2x+4y+(a^2-28)z=a+4   I really have no idea what to do.Please show me steps 
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