Question

Write using only positive expressions.

Answer 1

Step-by-step explanation:

16x⁴*y-³* z⁴/36*x-² * y*z⁰

• 16/36 = 4/9
• x⁴/x-² = x^(4-(-2)) = x^(4+2) = x⁶
• y-³/y = y-³-¹ = y-⁴
• z⁴/z⁰ = z⁴/1 = z⁴

Substitute them

(4/9) * x⁶*z⁴*y-⁴ = (4*x⁶*z⁴)/9y⁴

Option B