[qquad [(2p+q)" equal to? "],[[" (a) "6," (b) "7," (d) "20]]]

If the function f(x)=2x^(3)-9ax^(2)+12x^(2)x+1, where a>0, attains its maximum and minimum at p and q, respectively,such that p^(2)=q, then a equal to (a) 1 (b) 2 (c) (1)/(2) (d) 3

If the function f(x)=2x^3-9ax^2+12a^2x+1, where a gt 0, attains its maximum and minimum at p and q, respectively, such that p^2=q, then a equal to (a) 1 (b) 2 (c) 1/2 (d) 3

If the function f(x)=2x^3-9ax^2+12a^2x+1, where a gt 0, attains its maximum and minimum at p and q, respectively, such that p^2=q, then a equal to (a) 1 (b) 2 (c) 1/2 (d) 3

If the function f(x)=2x^3-9ax^2+12x^2x+1, where a gt 0, attains its maximum and minimum at p and q, respectively, such that p^2=q, then a equal to (a) 1 (b) 2 (c) 1/2 (d) 3

If the difference of the roots of the equation, x^2+p x+q=0 be unity, then (p^2+4q^2) equal to: (1-2q)^2 (b) (1-2q)^2 4(p-q)^2 (d) 2(p-q)^2

Let P and Q be 3xx3 matrices with P!=Q . If P^3=""Q^3a n d""P^2Q""=""Q^2P , then determinant of (P^2+""Q^2) is equal to (1) 2 (2) 1 (3) 0 (4) 1

Let P and Q be 3xx3 matrices with P!=Q . If P^3=""Q^3a n d""P^2Q""=""Q^2P , then determinant of (P^2+""Q^2) is equal to (1) 2 (2) 1 (3) 0 (4) 1

Let P and Q be 3xx3 matrices with P!=Q . If P^3=Q^3 and P^2Q=Q^2P , then determinant of (P^2+""Q^2) is equal to (1) 2 (2) 1 (3) 0 (4) 1

Let P and Q be 3xx3 matrices with P!=Q . If P^3=""Q^3a n d""P^2Q""=""Q^2P , then determinant of (P^2+""Q^2) is equal to (1) 2 (2) 1 (3) 0 (4) 1

If y= 4x -5 is a tangent to the curve y^(2) = px^(3) + q at (2,3) then (p+q) is equal to a)-5 b)5 c)-9 d)9