Question

What is the product of (x + 3) and (x − 5)?

विकल्प

• x² − 2x − 15

• x² + 2x − 15

• x² − 8x − 15

• x² − 15

Answer 1

x² − 2x − 15

Explanation:

(x + 3) (x − 5)

= x² − 5x + 3x − 15

= x² − 2x − 15. 

Each term from the first binomial multiplies each term from the second.