Question

Find the value of 34*36 using suitable identity

Answer 1

first break it like 34 = 30+4
                          36 = 30+6
so by the identity (x+a)(x+b)=(x)²+ (a+b)x + (ab)
=(30)²+(4+6)×30+(4×6)
900+300+24
1224

Answer 2

Answer:

Step-by-step explanation:

first break it like 34 = 30+4

                         36 = 30+6

so by the identity (x+a)(x+b)=(x)²+ (a+b)x + (ab)

=(30)²+(4+6)×30+(4×6)

900+300+24

1224

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