Question

Extra questions of ch 1 polynomials

Answer 1

Here ,is some questions from class 9th cbse NCERT book chapter polynomial.......

Q.1.. classify the following polynomial in one variable two variables etc.

a) x²+x+1
b) y³-5y
c) x²-2xy+y²+1
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Que.2. Find the value of the polynomial 3x³-4x²-7x-5 when x = 3 and also when X = -3
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Qus.3. If p(x) = x²-4x+3, evaluate :

$p(2) - p( - 1) + p( \frac{1}{2} )$
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Qus 4. Factories the following:

a). 9x²-12x+3
b). 9x²-12x+4
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Qus. 5. The polynomial P(x)= x⁴-2x³+3x²-ax+3a-7 when divided by x+1 leaves the remainder 19.find the values of a. also find the remainder whan P(x) I'd divided by x+2.
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