Direction: What should come in place of the question mark (?) in the question? |
A) \[\sqrt{7}\]
B) 7
C) 28
D) \[{{(49)}^{2}}\]
E) \[{{(28)}^{2}}\]
Correct Answer: B
Solution :
\[{{(?)}^{2}}=\frac{92\times 5}{10}+3=46+3=49\] \[\therefore \]\[?=\sqrt{49}=\pm 7\]You need to login to perform this action.
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