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creativ13 [48]
3 years ago
10

Evaluate the following by writing it as a difference of two squares first: 103^2 − 97^2

Mathematics
2 answers:
Evgen [1.6K]3 years ago
8 0

Answer:

1200

Step-by-step explanation:

A difference of 2 squares factors in general as

a² - b² = (a - b)(a + b) , then

103² - 97²

= (103 - 97)(103 + 97)

= 6 × 200

= 1200

brilliants [131]3 years ago
6 0

Answer:

103 × 103= 10609

97 × 97= 9409

103^2 - 97^2

= 10609 - 9409

= 1200 ans.

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