Question

If ,a=7 & b=5, then , the value of (a
2 − b
2
)

Answer 1

Answer:

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Answer 2

$= ( {a}^{2} - {b}^{2} )$

$= ( {7})^{2} - ( {5})^{2}$

$= 49 - 25$

$= 24$