CBSE Class 9 Answered
What
are the possible expressions for the dimensions of the cuboid whose volume is
given below?
Volume = 12ky2 + 8ky - 20k.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
Volume = 12ky2 + 8ky - 20k
= 4k (3y2 + 2y - 5)
= 4k (3y2 + 5y -3y - 5)
= 4k (y (3y+5) - 1(3y+5))
= 4k (3y +5) (y-1)
Dimensions are l = 4k, b = 3y+5, h = y-1
Answered by | 04 Jun, 2014, 03:23: PM
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