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Question
The number of terms that you get on simplifying (7x+12)(3x−4) is___.
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Solution
(7x+12)(3x−4)
=7x(3x−4)+12(3x−4) (using distributive property) .....[1 mark]
=21x2−28x+36x−48 ......[1 Mark]
=21x2+8x−48 .......[1 Mark]
So, there are 3 terms. ........[1 Mark]
(7x+12)(3x−4)
=7x(3x−4)+12(3x−4) (using distributive property) .....[1 mark]
=21x2−28x+36x−48 ......[1 Mark]
=21x2+8x−48 .......[1 Mark]
So, there are 3 terms. ........[1 Mark]
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