Question

solve: (x-3)^2=16

a) {-19,13}
b) {-13,19}
c) {-7,1}
d) {-1,7}

Answer 1

taking root of both sides,
x-3 = +/- 4
so x = +4 +3 = 7 or x = -4 + 3 = -1

hence d) is the correct answer

Answer 2

thanks so much dude. i was wayy off in my work

Answer 3

if u r satisfied, pls click on "Good Answer" button so that the question is shown as solved

Answer 4

thx :)