Question

What value of g makes the equation true (x-3)(x+5)=x^2+gx-15

Answer 1

2

Explanation:

(x − 3) (x + 5) = x² + gx − 15

Distribute using FOIL (first, outer, inner, last).

x² + 5x − 3x − 15 = x² + gx − 15

Combine like terms:

x² + 2x − 15 = x² + gx − 15

Therefore, g = 2.