Dr/dt 4 tan (20)sec2 (20); r 5 when e 0 b) y'xe; y 3 when x a) de 1 1 dv c) z'=tin(t); z = 0 when t=1 d) du ; v = 1 when u 2 u-4u+13

How many $20 bills do you need to have to make $280

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.

The measures of the angles in △abc are given by the expressions in the table. angle measure angle a 65° angle b (3x−10)° angle c (2x)∘ find the value of x. then find the m∠b and m∠c.