fungsi naik dan fungsi turun

Suatu fungsi dikatakan fungsi naik jika ..

• $f\left(x\right)>0$

• $f'\left(x\right)<0$

• $f\left(x\right)<0$

• $f'\left(x\right)>0$

• $f'\left(x\right)=0$

Fungsi f(x) = x³ – 6x² + 9x + 2 turun pada interval….

• 2 < x < 6

• 1 < x < 4

• 1 < x < 3

• 0 < x < 2

• 1 < x < 2

f (x) = 2x³ – 9x² + 12x , f (x) naik dalam interval....

• x > 1, x < – 2

• x < –1, x > 2

• x < –2, x > –1

• 1 < x < 2

• X < 1, x > 2

Salah satu nilai stasioner fungsi f (x) = x⁴ – 2x³ + 5 adalah …

• 10

• 9

• 7

• 5

• 3

Suatu fungsi dikatakan fungsi turun jika ..

• $f\left(x\right)>0$

• $f'\left(x\right)<0$

• $f\left(x\right)<0$

• $f'\left(x\right)>0$

•  $f'\left(x\right)=0$  

 $Jika,\ f\left(x\right)=\frac{1}{3}\ \cos\ 6x$  , maka  $f'\left(x\right)=\ ...$  

•  $-2\ \sin\ 2x$  

•  $-\ \sin\ x$  

•  $-2\ \sin\ 6x$  

•  $2\ \sin\ 3x$  

•  $2\ \sin\ 6x$  

 $Turunan\ pertama\ dari\ y=\sin^3\left(5x^2+2x\right)\ \ adalah\ y'=...$  

•  $\left(15x+3\right)\sin\left(5x^2+2x\right)\ \sin\left(10x^2+4x\right)$  

•  $\left(15x+3\right)\sin\left(5x^2+2x\right)\ \sin\left(10x^2+2x\right)$  

•  $\left(15x+3\right)\sin\left(5x^2+x\right)\ \sin\left(10x^2+2x\right)$  

•  $\left(15x+5\right)\sin\left(5x^2+2x\right)\ \sin\left(10x^2+4x\right)$  

•  $\left(15x-3\right)\sin\left(5x^2+2x\right)\ \sin\left(10x^2+4x\right)$  

 $Turunan\ pertama\ dari\ f\left(x\right)=x^2\cos\left(x+2\right)\ \ adalah\ f'\left(x\right)=...$  

•  $x\left(2\cos\left(x+2\right)-x\ \sin\left(x+2\right)\right)$  

•  $x\left(2\cos\left(x+2\right)+x\ \sin\left(x+2\right)\right)$  

•  $x\left(2\cos\left(x+2\right)-x^2\ \sin\left(x+2\right)\right)$  

•  $x\left(2\cos\left(x+2\right)+x\ \sin\left(x+2\right)\right)$  

•  $x\left(2\cos\left(x+2\right)-x\ \sin\left(x+2\right)\right)$  

Turunan pertama dari fungsi f(x) = 7 sin x - 4 cos(3x) + 2x³ adalah ... .

• 7 cos x + 12 sin (x) + 6x²

• -7 cos x + 12 sin (3x) + 6x²

• 7 cos x - 12 sin (3x) + 6x²

• 7 cos x + 12 sin (3x) + 6x²

• 7 cos x + 4 sin (3x) + 6x²

Tags

CCSS.HSA.APR.A.1

CCSS.HSF.IF.A.2

Diberikan fungsi  $f\left(x\right)=\sin^2x+2\cos x,\ 0\degree\le x\le360\degree$  . Fungsi tersebut turun pada interval ...

•  $180\degree<x\le360\degree$  

•  $0\degree<x<180\degree$  

•  $0\degree\le x<180\degree$  

•  $180\degree<x<360\degree$