Advertisements
Advertisements
Question
Verify whether the indicated numbers is zeroes of the polynomials corresponding to them in the following case:
`f ( x ) = 5x - pi , x = 4/5`
Solution
We know `f ( x ) = 5x - pi , x = 4/5`
put `x=4/5⇒ f (4/5)=5xx4/5-pi=4-pi≠0`
`∴x=4/5 `is not a root of `f(x)=5x-pi`
APPEARS IN
RELATED QUESTIONS
Find p(0), p(1) and p(2) for the following polynomial:-
p(y) = y2 – y + 1
Find the zero of the polynomial in the following case:
p(x) = ax, a ≠ 0
Find the value of the polynomial 5x – 4x2 + 3 at x = 2.
Verify whether the following are zeros of the polynomial indicated against them, or not
p(x) = 2x − 1, x = `1/2`
Verify whether the following are zeros of the polynomial, indicated against them, or not
p(x) = ax + b, x = `(-"b")/"a"`
Verify whether the following are zeros of the polynomial, indicated against them, or not
p(x) = (x + 3) (x – 4), x = −3, x = 4
Find the number of zeros of the following polynomial represented by their graph
Find the zeroes of the polynomial in the following:
p(x) = x – 4
Find the zeroes of the polynomial in the following:
h(y) = 2y
If a, b, c are all non-zero and a + b + c = 0, prove that `a^2/(bc) + b^2/(ca) + c^2/(ab) = 3`.
