Question

6. Multiply: (x – 4)(x + 5)

(a) x2 + 5x - 20,

(b) x2 - 4x - 20,

(c) x2 - x - 20,

(d) x2 + x - 20.​

Answer 1

Answer:

b no

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Answer 2

Answer:

b) x2-4x-20 this is the answer