Ncert -Maths-Polynomials- SET A Welcome to your Ncert -Maths-Polynomials- SET A 1. Zero of the polynomial p(x)= √3x+3 is -√3/3 3/√3 3√3 -√3 None 2. If the sum of two roots of the equation x³ px² +qxr=0 is zero , then pqr = 1 pr = q qr = p pq = r None 3. Use identities to solve: (97)² 9,409 9,209 9,659 9,009 None 4. Find the zero of the polynomial given below: p(x)=9x−3. 1/2 1/3 6/7 7/3 None 5. If zeroes of polynomial P(x)=ax² +3bx² +3cx+dare in A.P, then 2b³ −3abc+a²d is equal to -3 0 3 None None 6. Number of root of equation 3|x|-|2-x|=1 is 0 7 2 4 None 7. Let f(x) be a polynomial of degree 5 with leading coefficient unity, such that f(1)=5,f(2)=4,f(3)=3,f(4)=2 and f(5)=1, then f(6) is equal to: 120 6 -120 0 None 8. Identify the zeroes of the given polynomial.p(z)=4z²-15zπ- 4π³ 4π, 4/ π -4π, -4/ π -4π, 4/ π 4π, −π /4 None 9. The linear polynomial p(x)=7X-3 has the zero.... -3/7 3/7 7/3 -7/3 None 10. α,β,γ be the zeroes of the expression$$ax^{3} +bx^{2} + 4x + 7$$, then the value of αβ+βγ+γα is: None -4/α 4/α -4 None 11. The number of polynomials having zeroes as −2 and 5 is? 3 0 More than 3 1 None 12. For equation x³−6x² +9x+k=0 to have exactly one root in (1, 3), the set of values of k is (0, 4) (1, 3) (-4, 0) None None 13. The smallest integral value of a for which the equation x³ -x² +ax-a=0 have exactly one real root, is 1 -1 0 2 None 14. If the sum of two roots of the equation X³−px²+qx−r=0is zero, then pqr=1 qr=p pr=q pq=r None 15. Use the identity (a+b(a−b)=a² -b² to evaluate:33×27. 981 891 881 841 None 16. If the graph of y=ax³+bx²+cx+d is symmetric about the line x=K then the value of a+K is C C²-bd -c/2b -b/2a None 17. The expansion $$\frac{1}{\sqrt{4x+1}}\left [ \left ( \frac{1+\sqrt{4x+1}}{2} \right )^{7} -\left ( \frac{1-\sqrt{4x-1}}{2} \right )^{7}\right ] $$polynomial in x of degree 3 7 4 6 None 18. The zeros of the polynomial X²−9 are -3,-3 3,3 3,-3 -3,3 None 19. The expression $$\left [ x +(x^{3}-1)^{1/2}\right ]^{5} + \left [ x-\left ( x^{3} -1\right )^{1/2} \right ]^{5}$$is a polynomial of degree 5 6 8 7 None 20. If p(x)= x³ −4x²+5x−2, then p(2) is: 0 3 5 8 None Time's up Please Share This Share this content Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Leave a Reply Cancel replyCommentEnter your name or username to commentEnter your email address to commentEnter your website URL (optional) Save my name, email, and website in this browser for the next time I comment.