Question : If $2apq=(p+q)^{2}-(p-q)^{2}$, then the value of $a$ is:
Option 1: 2
Option 2: 1
Option 3: 4
Option 4: 8
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Answer (1)
25th Jan, 2024
Correct Answer: 2
Solution :
Given: $2apq=(p+q)^{2}-(p-q)^{2}$
⇒ $2apq=4pq$
$\therefore a=\frac{4pq}{2pq} =2$
Hence, the correct answer is 2.
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