Sunday

April 20, 2014

April 20, 2014

Posted by **Lorie** on Friday, April 5, 2013 at 3:04pm.

- college math -
**Reiny**, Friday, April 5, 2013 at 3:12pmW = k x√y/z^3

so W=3, x=4,y=2, z=4

3 = k(4√2/64

k = 192/(4√2) = 48/√2

so if x = 5,y=5,z=4

W = (48/√2)(5)(√5)/64

= 15√5/(3√2) or after rationalizing the denominator

= 15√10/8 = appr 5.929

**Related Questions**

college math - A quantity, W, is directly proportional to X and the square Y, ...

College math - I really need to know the answer to this extra credit problem. ...

Science - Please Check 1.) If a quantity increases as a second quantity ...

math - t varies directly as the square root of l. If l=81, then t=10 what is the...

physics - 5. If a quantity increases as a second quantity decreases and ...

Math - DIRECT VARIATION 1. a is directly proportional to b.If a=15,then b=9 2. m...

CHEMISTRY - When we combine the three gas laws into one expression: V is ...

Physics - If you know the frequency of any form of electromagnetic radiation, ...

Economics - If demand is price elastic, total revenue is a.directly related to ...

SAT math - Can someone please help me with this question: Write an equation that...