problem help needed?

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simplify by removing factors of 1
405u^9z^5/75u^4z^3

2007-08-20 19:34:25 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

u^9 / u^4 = u^5
z^5 / z^3 = z^2
405/75 = 81/15 = 27/5

The equation simplifies to (27*u^5*z^2)/5.

2007-08-20 19:51:04 · answer #1 · answered by Bramblyspam 7 · 0⤊ 0⤋

top(numerator)= 15 * u^4 * z^3 * 27 * u^5 * z^2
bottom(denom)=15 * u^4 * z^3 * 5

cancel 15/15, u^4/u^4, z^3/z^3

leaves: (27u^5z^2)/5

2007-08-22 08:41:19 · answer #2 · answered by mikedotcom 5 · 0⤊ 0⤋