The Total solution for NCERT class 6-12
It is given that at x = 1,the function x4− 62x2 + ax +9 attains its maximum value, on the interval [0, 2]. Find the value of a.
Let f(x) = x4 −62x2 + ax + 9.
It is given that function f attainsits maximum value on the interval [0, 2] at x = 1.
Hence, the value of a is120.