Q : 1 Multiply the binomials.
(i) and
We have (2x + 5) and (4x - 3)
(2x + 5) X (4x - 3) = (2x)(4x) + (2x)(-3) + (5)(4x) + (5)(-3)
= 8 - 6x + 20x - 15
= 8 + 14x -15