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CBSE
MATHEMATICS · Multi-part · CBSE · Mathematics · Polynomials · Polynomials
Problem
Let
q
(
x
)
=
2
x
3
−
7
x
2
+
x
+
6
q(x)=2x^3-7x^2+x+6
q
(
x
)
=
2
x
3
−
7
x
2
+
x
+
6
. (i) Find
q
(
1
)
q(1)
q
(
1
)
. (ii) Determine whether
x
=
2
x=2
x
=
2
is a zero of
q
(
x
)
q(x)
q
(
x
)
. (iii) By evaluating
q
(
x
)
q(x)
q
(
x
)
at each integer value of
x
x
x
from
−
3
-3
−
3
to
3
3
3
(inclusive), list all integers in this interval that are zeros of
q
(
x
)
q(x)
q
(
x
)
. Show all calculations.
Related theory
Polynomials
Polynomial Functions
Zeroes of a polynomial
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