2. I earned $9. I bought 4 candy bars for $0.85 each. How much money do I have left? *
A. $5.60
B. $8.15
C. $9.85
D. $12.40

Find parametric equations for the line tangent to the curve of intersection of the surfaces at the given point. surfaces: xsquared2plus+2yplus+2zequals=1212 yequals=33 point: left parenthesis 1 comma 3 comma five halves right parenthesis

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.