Question

If a + b is equal to 5 , ab is equal to 6 find a square + b square ​

Answer 1

Answer:

a is 3 and square root of 3 is 9

b is 2 and square root of 2 is 4

Answer 2

Answer:

13

Explanation:

(a+b)^2 = 5^2

a^2+2ab+b^2=25

a^2+2×6+b^2=25

a^2+12+b^2=25

a^2+b^2=25-12

a^2+b^2= 13