Question

The sum of two integers is 12 and one of integer is x
a. Express the other in terms of x
b. Find the two integers in the sum of their squares is 74

Answer 1

Step-by-step explanation:

one integer is x and other will be 12-x

Given, x²+(12-x)²= 74

x²+144+x²-24x=74

2x²-24x+70

x²-12x+35

(x-7)(x-5)