evaluate using identity 72x68?
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Answered by
0
Answer:
4896
Step-by-step explanation:
72×68
(70+2)×(70-2)
{(a+b)×(a-b)=a^2-b^2}
(70)^2- (2)^2
4900-4
4896
Answered by
5
72x68
(70+2) (70-2)
ID=> (a+b) (a-b) = a^2 - b^2
(70)^2 - (2)^2
4900-4
= 4896
This is your answer
Hope it helps
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(70+2) (70-2)
ID=> (a+b) (a-b) = a^2 - b^2
(70)^2 - (2)^2
4900-4
= 4896
This is your answer
Hope it helps
Please mark me as a brainlist
Take care..
Bye..!!! ☺️☺️☺️
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