Question

Find the value of the expression by using differences of squares
b. (51)^2-(50)^2

Answer 1

Answer:

(51)^2 - (50)^2

=> (51 + 50) (51 - 50)

=> 101 × 1

=> 101

Ans. 101

Another method :

(51)^2 - (50)^2

=> 2601 - 2500

=> 101

Ans. 101

Step-by-step explanation:

This sum can be done in two ways :

i) By the formula a^2 - b^2 = (a + b)(a - b)

ii) By normally squaring both the number and after that subtracting them.

You will do the process you need. The ans will be sam ein both the process

Hope it helps.

Answer 2

I hope it will help you

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always keep smiling

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