Graph the function.y = 3 sin 

Find the indicated limit, if it exists. (7 points) 

Find the real zeros for the polynomial function and give the multiplicity for each zero. State whether the graph crosses the x-axis or touches the x-axis and turns around, at each zero.f(x) = 2(x 2 + 4)(x – 2) 2

Find the limit of the function by using direct substitution.(6 points)  

Eliminate the parameter.x = t, y = 3t3 – 1   (5 points)

Solve the equation on the interval [0, 2π).2 cos 2 x + sin x – 2 = 0

If a certain DNA has 23% of nitrogenous base A.  Calculate the % of other three bases.        

Find a • b. a = 5i + 7j, b = -4i + 3j (5 points)  

f(x) = 3x + 5, g(x) = 6×2 Find (fg)(x). (5 points)

Given 2 is a zero of the polynomial, find all the zeros of the function.f(x) = 2x 3 – 11x 2 + 10x + 8