Respuesta :
Answer:
x^2 + 2x - 15
Step-by-step explanation:
X × X + 5x - 3x - 3 × 5 =
x^2 + 5x - 3x - 3 × 5 =
X^2 + 2x - 15
also x^2 means x to the 2nd power
Answer:
x^2 + 2x - 15
Step-by-step explanation:
X × X + 5x - 3x - 3 × 5 =
x^2 + 5x - 3x - 3 × 5 =
X^2 + 2x - 15
also x^2 means x to the 2nd power