Solve for
Then i plugged it into the quadratic formula
From there i did
Which gives an imaginary answer, so I really cant use that as answer right?
P.S. I used as my answer and I got marked off 1 point anyone know why?
Hello, OzzMan!
Solve for
Let
Then i plugged it into the quadratic formula:
From there i did
which gives an imaginary answer.
P.S. I used as my answer and I got marked off 1 point.
Anyone know why?
Just a guess . . . maybe you were expected to rationalize that square root?
. .
Oh yes, your reasoning and your work is correct . . . Nice going!