show that the equation 2 sin x cos x + 4 cos^2 x = 1 may be written in the form of tan^2 x - 2 tan x - 3 = 0

the naturalist literary movement was an extension of the realist literary movement, a movement that strove to portray life as it really was hope it

step-by-step explanation:

i think it would be 42cm

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!