1. What will come in place of the question mark (?) in the following questions?$$\sqrt{(12)^{2} \times 24 \div 5-(6)^{3}+149.8}=(?)^{2}$$
 






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  • By: anil on 05 May 2019 02.50 pm
    Expression : $$sqrt{(12)^{2} imes 24 div 5-(6)^{3}+149.8}=(?)^{2}$$ => $$sqrt{frac{144 imes 24}{5} - 216 + 149.8} = (x)^2$$ => $$sqrt{691.2 + 149.8 - 216} = (x)^2$$ => $$sqrt{625} = (x)^2$$ => $$(x)^2 = 25$$ => $$x = sqrt{25} = 5$$
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