Question

x2 -14x+49/x2-49=3/17​

Answer 1

Answer:

x2-7*2*x+7*7/x2-7*7=3/17

(x-7)2/(x-7)(x+7)=3/7(here using by formula

$(a - b) {}^{2}$

(x-7)/(x+7)=3/17

17(x-7)=3(x+7)

17x-119=3x+21

17x-3x=21+119

14x=140

x=140/14

x=10