Advertisements
Advertisements
Question
Verify whether the indicated numbers is zeroes of the polynomials corresponding to them in the following case:
`f (x) = 2x +1, x = 1/2`
Solution
`f (x) = 2x +1, x = 1/2`
put `x=1/2⇒ f(1/x)=2xx(1/2)+1=1+1=2≠0`
`∴x=1/2` is not a root of `f(x)=2x+1`
APPEARS IN
RELATED QUESTIONS
Verify whether the following zeroes of the polynomial are indicated against them.
p(x) = 5x – π, `x = 4/5`
Verify whether the following zeroes of the polynomial, indicated against them.
p(x) = (x + 1) (x – 2), x = – 1, 2
Find the zero of the polynomial in the following case:
p(x) = x + 5
Verify whether the following are zeros of the polynomial, indicated against them, or not
p(x) = x3 – 1, x = 1
Verify whether the following are zeros of the polynomial, indicated against them, or not
p(x) = ax + b, x = `(-"b")/"a"`
Find the number of zeros of the following polynomial represented by their graph
If `p(x) = x^2 - 2sqrt(2)x + 1`, then `p(2sqrt(2))` is equal to ______.
If p(x) = x + 3, then p(x) + p(–x) is equal to ______.
Zero of the zero polynomial is ______.
A polynomial cannot have more than one zero
