Question

1. $(3x - 4)(2x + 5)$

Explanation:

Step1: Apply FOIL method

$(3x)(2x) + (3x)(5) + (-4)(2x) + (-4)(5)$

Step2: Calculate each term

$6x^2 + 15x - 8x - 20$

Step3: Combine like terms

$6x^2 + (15x - 8x) - 20 = 6x^2 + 7x - 20$

Answer:

$6x^2 + 7x - 20$