Question

use identity evaluate 151^2-145^2

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Answer 1

Answer:

151^2-145^2

(151+145)(151-145)

296×6

1,776

Answer 2

Answer:

a²-b²=(a+b)(a-b). {Identity}

151²-145²=(151+145)(151-145)

=296×6

=1,776. [@ns]

I hope it is helpful.....