Question

if a+b=7 and ab=12, find the value of a2+b2
plz tell me it is urgent ​

Answer 1

Answer:

Step-by-step explanation:

Answer 2

A+b=7

(A+b)^2=(7)^2

a^2+b^2+2×12=49

a^2+b^2+24=49

a^2+b^2=49-24

a^2+b^2=25 ans

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