Advertisements
Advertisements
प्रश्न
Verify whether the following are zeros of the polynomial, indicated against them, or not
p(x) = (x + 3) (x – 4), x = −3, x = 4
Advertisements
उत्तर
p(x) = (x + 3) (x – 4), x = −3, x = 4
P(–3) = (–3 + 3) (–3 – 4)
= (0) (–7)
= 0
P(4) = (4 + 3) (4 – 4)
= (7) (0)
= 0
∴ – 3 and 4 are the zeros of the polynomial.
APPEARS IN
संबंधित प्रश्न
Find the value of the polynomial 5x – 4x2 + 3 at x = 0.
Find p(0), p(1) and p(2) for the following polynomial:-
p(t) = 2 + t + 2t2 – t3
Find p(0), p(1) and p(2) for the following polynomial:-
p(x) = x3
Find p(0), p(1) and p(2) for the following polynomial:-
p(x) = (x – 1) (x + 1)
Verify whether the following zeroes of the polynomial, indicated against them.
p(x) = (x + 1) (x – 2), x = – 1, 2
Verify whether the following zeroes of the polynomial, indicated against them.
p(x) = lx + m, `x = – m/l`
Verify whether the following zeroes of the polynomial, indicated against them.
p(x) = 3x2 – 1, x = `-1/sqrt3,2/sqrt3`
Verify whether the following zeroes of the polynomial, indicated against them.
p(x) = 2x + 1, `x = 1/2`
Find the zero of the polynomial in the following case:
p(x) = 3x – 2
Find the zero of the polynomial in the following case:
p(x) = cx + d, c ≠ 0, c, d are real numbers.
Verify whether the indicated numbers is zeroes of the polynomials corresponding to them in the following case:
`f ( x ) = 5x - pi , x = 4/5`
Verify whether the indicated numbers is zeroes of the polynomials corresponding to them in the following case:
`f(x) = lx + m , x = - m/1`
Find the zero of the polynomial of the following:
p(x) = 2x + 5
Find the zero of the polynomial of the following:
q(y) = 2y – 3
Find the zero of the polynomial of the following :
f(z) = 8z
Find the zero of the polynomial of the following:
p(x) = ax when a ≠ 0
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
Find the number of zeros of the following polynomial represented by their graph
A polynomial cannot have more than one zero
–3 is a zero of x – 3
`-1/3` is a zero of 3x + 1
