Maxima and Minima
Application of Derivatives

85663 Maximum value of \(\sin x-\cos x\) is equal to:

1 \(\sqrt{2}\)
2 1
3 0
4 none of these
Application of Derivatives

85664 The minimum value of
\(f(x)=|x-1|+|x-2|+|x-3|\) is equal to

1 1
2 2
3 3
4 0
Application of Derivatives

85665 The function \(y=x^{2}+a x+b\) has a minimum at \(x=\) 3 and minimum value is 5 . find \(a+b\).

1 -6
2 14
3 20
4 8
Application of Derivatives

85666 Find the critical points of the function
\(f(x)=(x-2)^{2 / 3}(2 x+1)\)

1 -1 and 2
2 1
3 1 and \(-\frac{1}{2}\)
4 1 and 2
Application of Derivatives

85663 Maximum value of \(\sin x-\cos x\) is equal to:

1 \(\sqrt{2}\)
2 1
3 0
4 none of these
Application of Derivatives

85664 The minimum value of
\(f(x)=|x-1|+|x-2|+|x-3|\) is equal to

1 1
2 2
3 3
4 0
Application of Derivatives

85665 The function \(y=x^{2}+a x+b\) has a minimum at \(x=\) 3 and minimum value is 5 . find \(a+b\).

1 -6
2 14
3 20
4 8
Application of Derivatives

85666 Find the critical points of the function
\(f(x)=(x-2)^{2 / 3}(2 x+1)\)

1 -1 and 2
2 1
3 1 and \(-\frac{1}{2}\)
4 1 and 2
Application of Derivatives

85663 Maximum value of \(\sin x-\cos x\) is equal to:

1 \(\sqrt{2}\)
2 1
3 0
4 none of these
Application of Derivatives

85664 The minimum value of
\(f(x)=|x-1|+|x-2|+|x-3|\) is equal to

1 1
2 2
3 3
4 0
Application of Derivatives

85665 The function \(y=x^{2}+a x+b\) has a minimum at \(x=\) 3 and minimum value is 5 . find \(a+b\).

1 -6
2 14
3 20
4 8
Application of Derivatives

85666 Find the critical points of the function
\(f(x)=(x-2)^{2 / 3}(2 x+1)\)

1 -1 and 2
2 1
3 1 and \(-\frac{1}{2}\)
4 1 and 2
Application of Derivatives

85663 Maximum value of \(\sin x-\cos x\) is equal to:

1 \(\sqrt{2}\)
2 1
3 0
4 none of these
Application of Derivatives

85664 The minimum value of
\(f(x)=|x-1|+|x-2|+|x-3|\) is equal to

1 1
2 2
3 3
4 0
Application of Derivatives

85665 The function \(y=x^{2}+a x+b\) has a minimum at \(x=\) 3 and minimum value is 5 . find \(a+b\).

1 -6
2 14
3 20
4 8
Application of Derivatives

85666 Find the critical points of the function
\(f(x)=(x-2)^{2 / 3}(2 x+1)\)

1 -1 and 2
2 1
3 1 and \(-\frac{1}{2}\)
4 1 and 2