Answer:
I'll help you need to square it on a calculator
[tex] {4x}^{9} [/tex]
Step-by-step explanation:
[tex] {2x}^{5} \times {2x}^{4} = {2 \times 2 \times x}^{5 + 4} = {4x}^{9} [/tex]
please mark as BRAINLIEST if this solves your problem
