evaluate the following using properties of prefect squares. (29)^2 -(28)^2
Answers
Answered by
6
Answer:
Step-by-step explanation:
29^2 - 28^2
Using a^2-b^2= (a+b)(a-b)
=(29+28)(29-28)
=57*1
=57
Answered by
7
57
Step-by-step explanation:
= 29² - 28²
= (29+28) (29-28)
As, a²- b²= (a+b) (a-b)
= 57× 1
= 57 Ans
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