Question

Simplify completely quantity 2 x squared plus 13 x plus 20 all over x squared minus 5 x minus 36 .

1. 2 open parentheses 13 x plus 5 close parentheses over 5 x minus 9
2. 2 open parentheses x plus 10 close parentheses over x minus 9
3. quantity 2 x plus 5 over x minus 9
4. quantity 13 x plus 5 over 5 x minus 9

Answer 1

• (2x + 5)/(x - 9)
• 3. quantity 2 x plus 5 over x minus 9

Explanation:

Quantity 2 x squared plus 13 x plus 20 all over x squared minus 5 x minus 36

• (2x² + 13x + 20)/(x² -5x - 36) =
• (2x²+ 5x + 8x + 20)/(x² - 9x + 4x -36)=
• (2x + 5)(x + 4)/(x - 9)(x + 4) =
• (2x + 5)/(x - 9)

Correct option is option 3