Advertisements
Advertisements
Question
Zero of the polynomial p(x) = 2x + 5 is ______.
Options
`-2/5`
`-5/2`
`2/5`
`5/2`
Advertisements
Solution
Zero of the polynomial p(x) = 2x + 5 is `underlinebb(-5/2)`.
Explanation:
Zero of the polynomial p(x) = 2x + 5 is p(x) = 0.
So, 2x + 5 = 0
2x = –5
x = `-5/2`
APPEARS IN
RELATED QUESTIONS
Find p(0), p(1) and p(2) for the following polynomial:-
p(t) = 2 + t + 2t2 – t3
Verify whether the following zeroes of the polynomial, indicated against them.
`p(x) = 3x + 1, x = -1/3`
Verify whether the indicated numbers is zeroes of the polynomials corresponding to them in the following case:
`f ( x) = x^2and x = 0`
Find the zero of the polynomial in the following:
h(x) = ax + b, a ≠ 0, a, b ∈ R
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) = x3 – 1, x = 1
Find the number of zeros of the following polynomial represented by their graph
Zeros of (2 – 3x) is ___________
Find p(0), p(1), p(–2) for the following polynomial:
p(x) = 10x – 4x2 – 3
Find the zeroes of the polynomial in the following:
h(y) = 2y
