Question

10. Using the identity (a + b)(a - b) = a? – b2, evaluate 124 x 116.​

Answer 1

Step-by-step explanation:

(a+b)(a-b)=a²-b²

( 120+4)(120-4)=120²-4²

=2384

Answer 2

Answer:

2384

Step-by-step explanation:

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