3. When a = 3, b = 2, then (a - b) (2a2 – 3ab + b2) is
(a) 4
(b) -4
(c) 20
(d) - 20
Answers
Answered by
3
Answer:
Answer:4
Step-by-step explanation:
(3-2)(2*3*3-3*3*2+2*2)
(1)(18-18+4)
4
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Answered by
3
(a - b) (2a2 – 3ab + b2)
=(3-2)(2.3^2-3.3.2+2^2)
=1.(18-18+4)
=4
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