1 f(x) = 4x3 + ax2 + 13x + b f(x) has a factor of 2x - 1 and leaves a remainder of 21 when divided by x - 2.
a) Find the value of a and of b.
b) Find the remainder when the expression is divided by x + 1.​

Select the correct answer from each drop-down menu. the table shows the annual sales revenue for different types of automobiles from three automobile manufacturers. sales revenue (millions of dollars) suv sedan truck marginal total b & b motors 22 15 9 46 pluto cars 25 27 10 62 panther motors 26 34 12 72 marginal total 73 76 31 180 the company with the highest percentage of sales revenue from sedans is . of the annual sales revenue from suvs, the relative frequency of pluto cars is .