Question

x2 – 16x + 15 = 0
a) x = 3, x = 5
b) x = 1, x = 15
c) x = -3, x = -5
d) x = -1, x = -15

Answer 1

b) x = 1, x = 15

Answer 2

factor:
(x-15)(x-1)=0
x-15=0
x=15


x-1=0
x=1

Answer 3

so its B