Homework Help: Intermediate Algebra

Posted by Angie on Saturday, April 28, 2012 at 9:55am.

y varies directly as the cube of x and inversely as the square of z.

If y is 30 when x is 2 and z is 4:

b) Find the equation that models this data.

c) Find the value of y when x is 3 and z is 2.

Intermediate Algebra - MathGuru, Saturday, April 28, 2012 at 8:33pm
y = kx^3/z^2 -->y varies directly as the cube of x and inversely as the square of z.

Hopefully you can take it from here to answer your two-part question.

Answer this Question

Related Questions

Inverse Variation - Help me please.. Explain also :( 1. E is inversely ...
math - t varies directly as the square root of l. If l=81, then t=10 what is the...
Math - DIRECT VARIATION 1. a is directly proportional to b.If a=15,then b=9 2. m...
Algebra II - If y varies directly as the square root of w and inversely as the ...
Math102 - If x varies directly as y and y varies inversely as the square of z. ...
Check my answers. Algebra - Can you please check my answers? Thanxs! Write an ...
variation - Can you please check my answers? Thanxs! Write an equation that ...
variation - Can you please check my answers? Thanxs! Write an equation that ...
Variation-Check Problems - Can you please check my answers? Thanxs! Write an ...
Algebra 2 - Find an equation of variation where y varies directly as x and ...

For Further Reading

First Name:
School Subject:
Answer: