Question

(-3)^3×(-3)^-7+15^-1​

Answer 1

Step-by-step explanation:

the answer is 32/405

check photo for clear explanation

Answer 2

Step-by-step explanation:

-3³×-3-⁷+15-¹= -3^3-7+15^-1=-3^-4+15^-1=1/81+1/15=35/405