. 4. Find the zero of polynomial:- (i) x - 3 (ii) 2x+7 (iii) 5x-3 5. Find P(0), P(1), P(2), P(-1), P(-2) of p(x) = 3x2 - 5x + 2 6. Factorize:- (i) 3x2 - x - 4 (ii) 3x2 - 11x - 4 (iii) 2x2 + 2x - 84 (iv) 2x2 - 11x + 14 7. Factorize (or) Find all the factors of :- 3x3 - 4x2 - 12x + 16 8. Factorize 2x3 - 3x2 - 17x + 30 if (x-2) is a factor.
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4.(i) x-3
f(x) =0
f(x) =x-3
0=x-3
x-3=0
x=3ans.
(iii) 5x-3
f(x) =0
f(x) =5x-3
0= 5x-3
5x-3= 0
5x= 3
x= 3/5 ans.
(ii) 2x+7
f(x) =0
f(x) =2x+7
0= 2x+7
2x+7=0
2x= -7
x= -7/2
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