Math, asked by ayushmanalmiya, 2 months ago

find using identity 99(102)

Answers

Answered by uttamratrey007

0

Answer:

99×102=10098 is the correct answer

Answered by MathisMath

1

Answer:

10098

Step-by-step explanation:

we can write

99(102) as (100 -1) (100+2)

[(a+b)(a+c) = a² + ( b+c)a +bc ]

where a = 100, b= -1, c = 2

(100 -1) (100+2) = 100² +(-1+2)100 +(-1)(2)

= 10000 +100 -2

= 10000 + 98

= 10098

please mark this as brainliest answer

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