Math, asked by aryaapattnaik, 3 days ago

find the value of p where 21²- 19²= 10p

Answers

Answered by rahman786khalilu

1

Answer:

8

Step-by-step explanation:

21^2 -19^2

a^2 - b^2=(a+b)(a-b)

=(21+19)(21-19)

=40x2=80=10x8=10p

p=8

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