. Use direct method to evaluate the following
products :
(i) (X + 8) (x + 3) (ii) (y + 5) (y - 3)
(iii) (a - 8) (a + 2) (iv) (6-3) (6-5)
(v) (3x - 2y) (2x + y) (vi) (5a + 16) (3a - 7)
(vii) (8 - b) (3 + b)
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Step-by-step explanation:
(a-8)(a+2)
a²+2a-8a-16
a²-6a-16
(6-3)(6-5)
6²-30 -18+15
36-30-18+15
=9
do rest in the same fashion
be careful about the signs
after a bit of practice u will be an expert in solving such type of question.
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