Math, asked by goodvsbad, 4 months ago

15. (102)2 – (98)2 is equal
to
(a) 200
(b) 400
(C) 600
(d) 800

Answers

Answered by Gayatrishende1234

17

(d) 800

I hope this will help you dear..

Always stay safe and stay healthy..

Answered by sainimanish0007

3

Answer:

D)

Step-by-step explanation:

102² - 98² , here a = 102 b = 98.

So,

102² - 98² = ( 102 + 98 ) ( 102 - 98 ) 102² - 98² = 200 * 4 102² - 98² = 800.

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