Question

Answer the following questions:-
Q11. Which of the following expressions are polynomials?
(i)rs - 2x +x+7 (ii) y' - v3y
(iii) 577-6
iv) 7V + tv
Q12. Write the degree of each of the following polynomial.
(i) 2x - 75
(ii)3-x+x2 - 6x
(iii) 9
Q13. Find the zeroes of the polynomials given below:
(i) P(x) = r-5
(ii) 9(x) = x +4
(iii) h(x) = 6x - 1
Q14. Using suitable identities evaluate the following:
i) (105)
ii) (997)
in) (1.02) iv) 103 x 107
Q15. Factorize the following expressions.
(0)
(ii) 6ab-b2 + 12ac-2bc
5x2 - 20xy​

Answer 1

Answer:

Q11. (I)

Q12.i.1

ii.1

iii.1

Q13.i.5

ii.-4

iii.1/6

Q14.i.(100+5)^2

ii.(1000-3)^2

iii.(1+0.02)^2

iv.(100+3)(100+7)

Q15.this question is insufficient......

hope you've got your answer...