Simplify. (Assume all variables are nonzero.)
-$\frac { 20 x ^ { 9 } y ^ { 3 } z ^ { 7 } } { 4 x ^ { 5 } y ^ { 3 } z ^ { 3 } }$
A) $16 x^{4} z^{4}$
B) $5 x^{4} Z^{4}$
C) $5 \mathrm { x } ^ { 14 } \mathrm { z }^{ 10}$
D) $5 x^{45}{z}^{21}$

Question

Quizplus · Accepted Answer

To simplify the given expression, divide the coefficients and subtract the exponents of like bases in the numerator and denominator: $ \frac{20}{4} = 5$, $x^{9-5} = x^{4}$, $y^{3-3} = y^{0} = 1$, and $z^{7-3} = z^{4}$. The simplified expression is $5x^{4}z^{4}$.

Simplify (Assume All Variables Are Nonzero 20x9y3z74x5y3z3\frac { 20 x ^ { 9 } y ^ { 3 } z ^ { 7 } } { 4 x ^ { 5 } y ^ { 3 } z ^ { 3 } }4x5y3z320x9y3z7​

Simplify (Assume All Variables Are Nonzero $\frac { 20 x ^ { 9 } y ^ { 3 } z ^ { 7 } } { 4 x ^ { 5 } y ^ { 3 } z ^ { 3 } }$