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Find the value of. (i) (3^@+4^(-1)) xx ...

Find the value of.
(i) `(3^@+4^(-1)) xx 2^2`
(ii) `(2^(-1)xx 4^(-1))-: 2^(-1)`
(iii) `(1/2)^-2 + (1/3)^-2 + (1/4)^-2`
(iv) `(3^-1 + 4^-1+ 5^(-1))^0`
(v) `{((-2)/3)^-2}^2`

Text Solution

Verified by Experts

1. Let a= `(3^@+4^(−1))×2^2 `
=` (1+ 1/4 )×4`
= `5/4 ×4`
`a=5
` ∴`(3^0+4 ^−1 )×2^2`
...
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