Find the partial fraction decomposition of the improper rational expression 6x+12x – 177 x* +x- 30

Calculate (-3x*-5x²+x-12) + (x + 1) using long division. a. -3x² - 2x-2 remainder -10 b. -3x³-3x²-8x-7 remainder-19 O A B c. -3x³ + 3x² - 8x+9 remainder-21 d. -3x+3x³ - 8x² +9x-21

Divide (28x + 29x4 + 5x + 86x² + 56x + 53) by (- 4x – 7) using synthetic division. 4 O -7x* + 5x – 10x² – 4x + -4x – 7 O -7x4 + 5x³ – 10x² – 4x – 7 4 O -7x* + 5x³ – 10x² – 4x – 7 + -4x – 7 4 O -7x* + 5x – 10x? – 4x – 7 - -4x – 7

Divide (28x + 29x4 + 5x³ + 86x² + 56x + 53) by (-4x – 7) using synthetic division. -7x4 + 5x³ – 10x² – 4x + 4 | -4x – 7 -7x4 + 5x3 – 10x² – 4x – 7 -7x4 + 5x3 – 10x² – 4x – 7 + -4x – 7 4 -7x4 + 5x³ – 10x² – 4x – 7 – 4 -4x – 7