Math, asked by uk3350806, 4 months ago

If a+2b=5, and ab=2,finda²+4b²

Answers

Answered by mohitsaini98888

1

Answer:

17

Step-by-step explanation:

(a+2b)^2=a^2+4b^2+4ab=25

a^2+4b^2=25-4*2=17

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