How do you simplify (-2)^4(−2)4?

2 Answers
Veddesh phiϕ
Jan 23, 2016

1616

Explanation:

(-2)^4=-2*-2*-2*-2(−2)4=−2⋅−2⋅−2⋅−2

We know that -*-−⋅−=+=+

(-2)^4=4*-2*-2=4*4=16(−2)4=4⋅−2⋅−2=4⋅4=16

Jim G.
Jan 23, 2016

(- 2 )^4 = 16 (−2)4=16

Explanation:

(- 2 )^4 means (-2) xx (-2) xx (-2) xx (-2) (−2)4means(−2)×(−2)×(−2)×(−2)

now (-2) xx (-2) =4 (−2)×(−2)=4

there are 2 'pairs' of (-2) xx (-2 )(−2)×(−2)

rArr (-2 )^4 = 4 xx 4 = 16 ⇒(−2)4=4×4=16

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