Q66Multiple choice
Find the values of the following polynomials at a = – 2 and b = 3:
- (a)a2 + 2ab + b2
- (b)a2 – 2ab + b2
- (c)a3 + 3a2b + 3ab2 + b3
- (d)a3 – 3a2b + 3ab2 – b3 a 2 +b 2 a 2 -b 2 (e) (f) 3 3 (g) a + b (h) a2 + b2 – ab – b2 – a2
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(a) a2 + 2ab + b2
(b) a2 – 2ab + b2
(c) a3 + 3a2b + 3ab2 + b3
(d) a3 – 3a2b + 3ab2 – b3 a 2 +b 2 a 2 -b 2 (e) (f) 3 3 (g) a + b (h) a2 + b2 – ab – b2 – a2