(1/2)^-2+(1/3)^-2+(1/4)^-2 simplify the following
please I need this answer
who will answer first and correct they would b mark as brainliest
Answers
Answered by
1
Answer:
29
Step-by-step explanation:
NOTE:
- (a)^-2 = ( 1/a ) ^2
- (1/a) ^-2 = ( a/1 )^2 = a^2
SOLUTION :
(1/2)^-2+(1/3)^-2+(1/4)^-2
= 2^2 + 3^2 + 4^2
= 4 + 9 + 16
= 29
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