RPF 10 Jan 2019

Question 102

Simplify:
$$ 2^3 \div 2^{-2}  + \sqrt{36} + \sqrt{144} = ?$$

Solution

Expression : $$ 2^3 \div 2^{-2}  + \sqrt{36} + \sqrt{144} = ?$$

= $$(2)^{3-(-2)}+6+12$$

= $$32+18=50$$

=> Ans - (D)


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