Whats the inequality of R-2<7

The tangent of an angle is not which of the following? a) ratiob) proportionc) fractiond) opposite over adjacent

Scrub a dub toothbrushes are $4.00 each. there is a 10% discount, but there is also a 6% sales tax after the discount is applied. what is the new price after tax? round to the nearest penny

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