Ex 2.2, 3 (vi) - Chapter 2 Class 9 Polynomials

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Ex 2.2, 3 (vi) - Verify whether x = -m/l is a zero of p(x) = lx + m - Ex 2.2

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Ex 2.2, 3 Verify whether the following are zeroes of the polynomial, indicated against them. (vi) p(x) = lx + m , x = – 𝑚/𝑙 Given p(x) = lx + m Putting x = (−𝑚)/𝑙 p ((−𝑚)/𝑙) = l ((−𝑚)/𝑙) + m = -m + m = 0 Since p ((−𝑚)/𝑙) is equal to 0 Therefore, x = −𝑚/𝑙 is a zero of the given polynomial.

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