Question

(1/2)^-2 + (1/4)^-2 + (1/5)^-2 - (1/6)^-2

Answer 1

Answer:

9 ansssssssssssssssss/

Step-by-step explanation:

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Answer 2

Answer:

Hey!! Ur answer:

${( \frac{1}{2} )}^{ - 2} + {( \frac{1}{4} )}^{ - 2} + {( \frac{1}{5}) }^{ - 2} - {( \frac{1}{6} )}^{ - 2} \\ = {(2)}^{2} + {(4)}^{2} + {(5)}^{2} - {(6)}^{2} \\ = 4 + 16 + 25 - 36 \\ = 20 + 25 - 36 \\ = 45 - 36 \\ = 9$

Step-by-step explanation:

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