find the value (1/2)^-2 +(1/3)^-2 +(1/4)^-2
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5
Answer:
29
Step-by-step explanation:
(1/2)^-2 =( 1/1/2)² = 2²
similarly (1/3)^-2=3² and(1/4)^-2 =4²
⇒(1/2)^-2 +(1/3)^-2 +(1/4)^-2 = 2²+3²+4²
=4+9+16 =29
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