find the square of 47 step by step explanation who will answer this question I will surely mark it as Brainliest
Answers
Answered by
1
Answer:2209
Step-by-step explanation:
47=40+7
(47)^2=(40+7)^2
it is in form of (a+b)^2
therefore,
(40+7)^2=40^2+7^2+2×40×7
=1600+49+560
=2209
Answered by
1
Answer:
2,209-i think it will be usefull for you
Step-by-step explanation:
47 = (40+7)²
40²+2(40)(7)+7²
1600+560+49
2209
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