Question

Find the value of a^2 + b^2 when a + b = 7 and ab = 12.​

Answer 1

Answer:

25

please mark this answer as brainliest.

Answer 2

Answer:

25

Step-by-step explanation:

a+b=7

(a+b)^2=7^2 [squaring both the sides]

a^2 +b^2 + 2ab = 49

a^2 + b^2 +2×12=49

a^2+ b^2= 49-24

a^2+b^2= 25