Find the value of “p” from the polynomial x2 + 3x + p, if one of the zeroes of the polynomial is 2.
Find the value of “p” from the polynomial x2 + 3x + p, if one of the zeroes of the polynomial is 2.
Pawan Prajapati , 5 Years ago
Grade 12
10 grade maths> Find the value of “p” from the polynomial...
1 AnswersHarshit Singh
Last Activity: 5 Years ago
Dear Student
As 2 is the zero of the polynomial.
We know that ifα is a zero of the polynomial p(x),
then p(α) = 0
Substituting x = 2 in x^2+ 3x + p,
⇒ 2^2+ 3(2) + p = 0
⇒ 4 + 6 + p = 0
⇒ 10 + p = 0
⇒ p = -10
Thanks
As 2 is the zero of the polynomial.
We know that ifα is a zero of the polynomial p(x),
then p(α) = 0
Substituting x = 2 in x^2+ 3x + p,
⇒ 2^2+ 3(2) + p = 0
⇒ 4 + 6 + p = 0
⇒ 10 + p = 0
⇒ p = -10
Thanks
LIVE ONLINE CLASSES
Prepraring for the competition made easy just by live online class.
Full Live Access
Study Material
Live Doubts Solving
Daily Class Assignments
Other Related Questions on 10 grade maths
How do you find the Maclaurin series for tanx?
How do you find the Maclaurin series for tanx?
10 grade maths
1 Answer Available
Last Activity: 5 Months ago
Why is Axiom 5, in the list of Euclid’s axioms, considered a ‘universal truth’? (Note that the equation is not about the fifth postulate.)
Why is Axiom 5, in the list of Euclid’s axioms, considered a ‘universal truth’? (Note that the equation is not about the fifth postulate.)
10 grade maths
1 Answer Available
Last Activity: 5 Months ago
The smallest composite number is ______.
(a) 2
(b) 4
(c) 1
(d) None of these
The smallest composite number is ______.
(a) 2
(b) 4
(c) 1
(d) None of these
10 grade maths
1 Answer Available
Last Activity: 5 Months ago
Find the arithmetic mean of the first ten odd natural numbers.
Find the arithmetic mean of the first ten odd natural numbers.
10 grade maths
1 Answer Available
Last Activity: 5 Months ago