Simplify the following expression: \({4.32 imes4.32 - 2.64 imes2.64}\over 16.8\)
6.96
The correct answer is Option 4 i.e. 6.96.
\({4.32 imes4.32 - 2.64 imes2.64}\over 16.8\)
⇒ \({4.32^2 - 2.64^2}\over 16.8\)
⇒ \({(4.32 - 2.64)(4.32+2.64)}\over 16.8\)
⇒ \({1.68 imes6.96}\over 16.8\) = 6.96
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