Answer:
(2*5y^7)
Step-by-step explanation:
STEP
1
:
Equation at the end of step 1
(2y4 • 5) • y3
STEP
2
:
Equation at the end of step 2
(2•5y4) • y3
STEP
3
:
Multiplying exponential expressions :
3.1 y4 multiplied by y3 = y(4 + 3) = y7
Final result :
(2•5y7)