If (-2)^n=-128, then n= .............. - Vidyadip

Question

If $(-2)^n=-128$, then $n=$ ..............

✓

Answer

If $(-2)^n=-128$, then $n=(-2)^7$ $\therefore n=7$

2	128
2	64
2	32
2	16
2	8
2	4
2	2
	1

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