Asked by please help

4^3 x 4^12
a. 4^36**
b. 4^15
c. 4^12
d. 4^9

x^11/x^4
a. x^7**
b. X^15
c. x^44
d. x^11/4
Answered by PsyDAG
Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown.

When multiplying/dividing, exponents are added/subtracted respectively.

4^3 * 4^12 ≠ 4^36 (wrong)

x^11/x^4 = x^7 (right)
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