Question

Hello, can anyone help with this: Which of the following is a solution of x2 - 6x = -10?
a. x = -3 - i
b . x = 3 + i
c. x = 3 + i times sqrt 19
d. x = -3 - i times sqrt 19

Answer 1

b . x = 3 + i

Answer 2

use quadratic formula to check..

Answer 3

is that ax^2 + bx + c = 0?

Answer 4

yup

Answer 5

so a = 1, b = 6 and would c = positive 10?

Answer 6

a = 1, b = -6 and would c = positive 10?

Answer 7

oh yes i see my mistake. that negative sign has killed me before! thank you so much!

Answer 8

thanks for explaining it to me!

Answer 9

yw