Triangle abc is right triangle and sin (53)= 4/x. solve for x and round to the nearest whole number

If f(x) = 3x2 - 2x+4 and g(x) = 5x + 6x - 8, find (f-g)(x).

If $190 is invested at an interest rate of 11% per year and is compounded continuously, how much will the investment be worth in 4 years? use the continuous compound interest formula: a = pert

Given the equation −4  = 12, solve for x and identify if it is an extraneous solution.