4ab^4 - 16b^5
You asked:
Evaluate the expression: \(4 a \cdot {b}^{4} - 16 \cdot {b}^{5}\)
MathBot Answer:
Evaluated
\(\displaystyle 4 a \cdot {b}^{4} - 16 \cdot {b}^{5} = 4 b^{4} a - 16 b^{5} \)
Factored
\[4 a \cdot {b}^{4} - 16 \cdot {b}^{5} = 4 b^{4} \left(a - 4 b\right)\]