How we multiply 2 numbers using identitie like 51 multiply by 59 using identities?
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51×59
(50+1)(50+9)
(X+a)(X+b)=xsquare+(a+b)X +ab
(50)(50)+(1+9)50+(1)(9)
2500+500+9
3009
Please mark me as brainliest
(50+1)(50+9)
(X+a)(X+b)=xsquare+(a+b)X +ab
(50)(50)+(1+9)50+(1)(9)
2500+500+9
3009
Please mark me as brainliest
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