A+ Answers

Question 1:

Add (-5+4i) + (1 +2i)

Question 2:

Multiply 2i(5+2i)

Question 3:

Divide   

Question 4:

Simplify  (-2i)⁵

Question 5:

Solve the  by completing the square. Then, please leave your answer(s) as EXACT.

Question 6:

Solve the  by using the quadratic formula. Then, please leave your answer(s) as EXACT.

Question 7:

Solve  p⁴  -  8p²  +  16  =  0

Question 8:

Consider the parabola given by the function f(x) = 3x² – 6x +  5 , and use f(x) to do each of the  following parts.  

(a)Find the vertex of f(x).

(b) Use that vertex to find the minimum or maximum of f(x).

(c)Find the interval where f(x) is decreasing.

Question 9:

Solve

Question 10:

Solve for F