Perform the indicated operations when A= A(I + A) = = -1 2 [4² 0 1

Find FOUT FOUstth goots -1+9i

Calculate AB – 2CT where -1 0 1 2 0 1 1 -2 1 A B C = -3 2 -1 1

Factor. x2 + 3x – 70 -

Name all of the zeros (real and imaginary) and state any multiplicities: y = (2x? – 12x + 18)(x² + 16) а. 3, -3, 41, -4i b. 3 (multiplicity 2), 4i, –4i c. -3 (multiplicity 2), 4i, -4i d. 3 (multiplicity 2), -4 (multiplicity 2)

d. x² – x + 6 dr (b.) dr (a.) * + 3x

EX4: Show that -1+√3 - = 1 for all combination of signs.

Divide. (−9x++4x²+15−14x³) ÷ (−x²−x+2) Write your answer in the following form: Quotient + −9x² +4x²+15− 14x³ -x²-x+2 = 0+ 2 -X 0 - x + 2 Remainder 2 -x-x+2

Find the inverse

Find (2a" + 6a²) dæ ,7 + C