Question

question
express as a trinomial.
$(x + 5)(x - 3)$

Explanation:

Step1: Apply FOIL method

$(x+5)(x-3) = x\cdot x + x\cdot(-3) + 5\cdot x + 5\cdot(-3)$

Step2: Simplify each term

$= x^2 - 3x + 5x - 15$

Step3: Combine like terms

$= x^2 + 2x - 15$

Answer:

$x^2 + 2x - 15$