Math, asked by omkar2007india, 3 days ago

Without actually multiplying, use identities to find the value of (13²-12²-4²).

Answers

Answered by ajuk288
0

Answer:

Answer is (-43)

Step-by-step explanation:

first we calculate 13^2

now

similarity to calculate 12^2-4^2

then

we calculate (13^2-12^2-4^2)

Answer is -43

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