rell5911
05.07.2019 •
Mathematics
If (a+b)^2 = 37 and ab=5 what is a^2 + b^2
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Ответ:
(a+b)^2 = 37
a^2 + 2ab + b^2 = 37
Substitute ab = 5 into a^2 + 2ab + b^2 = 37
a^2 + 2(5) + b^2 = 37
a^2 + b^2 + 10 = 37
a^2 + b^2 = 27
Answer
a^2 + b^2 = 27
Ответ:
Thank you and you have a good day as well :)