Question

(x-y)(x-y)-(x+y)(x+y) equals
(a) 2x - 4xy
(b) 2x - 2y
(c) 4xy + 2y
(d) - 4xy
5. What should be subtracted from 3x4 – 2x3 + 3x - 2x + 3, so that the resulting polynomial is exactly
divisible by (3x + 2)?


(a) o
(b)-185/27
(c)185/27
(d) None of these


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Answer 1

Answer:

1st question

d) -4xy

2nd question

3