Answer:
-29
Step-by-step explanation:
When number 3 after n is an exponent:
Let m = -2 and n = 3
2 (m + 1) – n³
= 2 (-2 + 1) - 3³
= -4 + 2 - 3³
= -4 + 2 - 27
= -2 - 27
= -29
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