Two mark exercise problems - VIII — task. Mathematics State Board, Class 9.

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Answer variants:

${6 x}^{4} + {7 x}^{3} - {56 x}^{2} - 63 x + 18$

$4$

$3$

${105 x}^{2} - 33 x - 18$

$2$

${30 x}^{3} - {77 x}^{2} + 54 x - 7$

Multiply the following polynomials and find the degree of the resultant polynomial.

S.No	Polynomials	Product of the polynomials	Degree of the resultant polynomial
(i)	$p(x) = x^2 - 9$ $q(x) = 6x^2 + 7x - 2$
(ii)	$f(x) = 7x + 2$ $g(x) = 15x - 9$
(iii)	$h(x) = 6x^2 - 7x + 1$ $f(x) = 5x - 7$

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13. Two mark exercise problems - VIII