Question

simplify and write in exponential form (-2)^-3×(-2)^-4 ​

Answer 1

Answer:

We have,

(-2)^-3×(-2)^-4

= 1by -2 to the Power-3× 1by -2 to the power -4

= 1 by -2 to the power-7

= -1 by 128

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Answer 2

Step-by-step explanation:

${( - 2)}^{ - 3} \times {( - 2)}^{ - 4} \\ = {( - 2)}^{ - 3 + - 4 } \\ = { - 2}^{ - 7} \\ = - 128$

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