let `f(x)=(x^2-1)^n (x^2+x-1) ` then `f(x)` has local minimum at `x=1` when

Let f(x)=(x^2-1)^n(x^2+x+1) then f(x) has local extremum at x=1 when (a) n=2 (b) n=3 (c) n=4 (d) n=6

Let f(x)=(x^(2)-1)^(n+1)+(x^(2)+x+1) Then f(x) has local extremum at x=1, when n is (A)n=2(C)n=4(B)n=3(D)n=5

Let f(x) = (x^2 - 1)^(n+1) * (x^2 + x + 1) . Then f(x) has local extremum at x = 1 , when n is (A) n = 2 (B) n = 4 (C) n = 3 (D) n = 5

Let f(x) = (x^2 - 1)^(n+1) + (x^2 + x + 1) . Then f(x) has local extremum at x = 1 , when n is (A) n = 2 (C) n = 4 (B) n = 3 (D) n = 5

Let the function f(x) be defined as below f(x)=cos^(-1) mu+x^2 when 0 =1 . f(x) can have a local minimum at x=1 then value of mu is

Let f(x)={1x-2l+a^(2)-9a-9 if x =2 if f(x) has local minimum at x=2, then

Let f(x)=(x-1)^4(x-2)^n ,n in Ndot Then f(x) has (a) a maximum at x=1 if n is odd (b) a maximum at x=1 if n is even (c) a minimum at x=1 if n is even (d) a minima at x=2 if n is even

Let f(x)=(x-1)^4(x-2)^n ,n in Ndot Then f(x) has (a) a maximum at x=1 if n is odd (b) a maximum at x=1 if n is even (c) a minimum at x=1 if n is even (d) a minima at x=2 if n is even

Let f(x)=(x-1)^4(x-2)^n ,n in Ndot Then f(x) has a maximum at x=1 if n is odd a maximum at x=1 if n is even a minimum at x=1 if n is even a minima at x=2 if n is even

Let f(x)=(x-2)^2x^n, n in N Then f(x) has a minimum at