Math, asked by anitajangir798, 7 months ago

using the identity for diffrence of two square ;find the value of 18 *22

Answers

Answered by riyankapandey08

2

Answer:

18*22=(20-2)*(20+2) (a-b)(a+b)=a**2-b**2

**- exponent

20**2- 2**2

400-4

396

that's it

Step-by-step explanation:

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