Q1 of 36 Page 24

Expand.

(p + 8)(p – 3)

(p + 8)(p – 3)= p2 + [(8)+(- 3)] p + [(8)×(- 3)]


{ ∵(x + a)(x + b)= x2 +(a + b)x +(a × b)}


= p2 +(8 – 3)p +(- 24)


=p2 + 8p – 3p – 24


= p2 + 5p – 24


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