Question

If tan2x = 4 - 2tanx, then tanx = _____.

a.)-1 ± sqrt 5
b.)-1 ± sqrt 3
c.)1 ± sqrt 3
d.)1 ± sqrt 5

Answer 1

b

Answer 2

thanks

Answer 3

YUP

Answer 4

that was wrong, ive tried c as well. i think its a, what do you think?

Answer 5

im sorry let me do math math again

Answer 6

ok