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# CBSE Class 9 Answered

Mathmatic question
Asked by SK2739406 | 24 Jan, 2022, 08:06: PM
Expert Answer
Q1. Factorise: 14a2b - 7ab2
Q2. Find the zero of the polynomial q(x) = 3x+2
Solution:
1.
14a2b - 7ab2 = 7ab(2a - b)

2.
Let q(x) = 0
Therefore, 3x+2 = 0
i.e. x = -2/3
So, x = -2/3 is the zero of q(x).
Answered by Renu Varma | 25 Jan, 2022, 09:46: AM

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