Advertisements
Advertisements
प्रश्न
Verify whether the following zeroes of the polynomial, indicated against them.
p(x) = (x + 1) (x – 2), x = – 1, 2
Advertisements
उत्तर
If x = −1 and x = 2 are zeroes of polynomial p(x) = (x + 1) (x − 2), then p(−1) and p(2) should be 0.
Here, p(−1) = (−1 + 1) (−1 − 2)
= 0 (−3)
= 0
Also, p(2) = (2 + 1) (2 − 2)
= 3 (0)
= 0
Therefore, x = −1 and x = 2 are zeroes of the given polynomial.
APPEARS IN
संबंधित प्रश्न
Find p(0), p(1) and p(2) for the following polynomial:-
p(x) = x3
Verify whether the following zeroes of the polynomial, indicated against them.
p(x) = 2x + 1, `x = 1/2`
Find the zero of the polynomial of the following:
p(x) = 2x + 5
Find the number of zeros of the following polynomial represented by their graph
Find the number of zeros of the following polynomial represented by their graph
The zero of the polynomial 2x + 5 is
Zeros of (2 – 3x) is ___________
0 and 2 are the zeroes of t2 – 2t
Find the zeroes of the polynomial in the following:
g(x) = 3 – 6x
Find the zeroes of the polynomial in the following:
q(x) = 2x – 7
