Question

solve for x: -3+tan^2

Answer 1

how come you don't have x inside equation ?

Answer 2

it says x=0

Answer 3

then it is solved, x=0

Answer 4

you should have a theta in there or an x or something in it's place after the tan^2

Answer 5

are u sure of this -3+tan^2 or is it like this "-3+tanX^2" ?!if the first case then x=0;

Answer 6

there is nothing there

Answer 7

it cannot be tan^2 by itself, that is an incomplete argument