(9 + y)(4 - y)
You asked:
Evaluate the expression: \(\left(9 + y\right) \cdot \left(4 - y\right)\)
MathBot Answer:
Evaluated
\(\displaystyle \left(9 + y\right) \cdot \left(4 - y\right) = \left(4 - y\right) \left(y + 9\right) \)
Expanded
\[\left(9 + y\right) \cdot \left(4 - y\right) = - y^{2} - 5 y + 36\]
Factored
\[\left(9 + y\right) \cdot \left(4 - y\right) = - \left(y - 4\right) \left(y + 9\right)\]