if a+b=9,ab=4 find the value of a squar+ b squar
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GIven
a+b=9
ab=4
a2 +b2 = (a+b)2 -2ab
then... (9)2 - 2×4
81-6
= 75
awsomedreamer:
opps!! it's 81-6=73
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0
Answer:
The Answer is 75.
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