Question

5. without actual squaring find
C
a)8square - 7square = C​

Answer 1

Step-by-step explanation:

$\Huge\red{\mathfrak{ Answer }}$

8^2-7^2= (8+7)(8-7)= 15(1)= 15

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Answer 2

Answer:

(8+7)(8-7)=15(1)=15

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