using identity find the value of (4.7)^2
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Answer:
22.09
Step-by-step explanation:
(4.7)^2 = ( 5 - 0.3) ^2
As, (a - b)^2 = a^2 - 2ab + b^2
= 5^2 - 2 × 5 × 0.3 + (0.3)^2
= 25 - 3 + 0.09
= 22 + 0.09
= 22.09
Therefore, the value of (4.7)^2 is 22.09
Hope it helps you ☺️
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