2y-4x=-14 solve the system of equations

What basic trigonometric identity would you use to verify that csc x sec x cot x = csc^(2)x

The level of co2 emissions, f(x), in metric tons, from the town of fairfax x years after they started recording is shown in the table below. x 2 4 6 8 10 f(x) 26,460 29,172.15 32,162.29 35,458.93 39,093.47 select the true statement.

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 5x^2 + 10x