Persamaan dan Fungsi Kuadrat

​Persamaan dan Fungsi Kuadrat

By Qurratul Aini

​Persamaan dan Fungsi Kuadrat

​Persamaan Kuadrat

Some text here about the topic of discussion

​Cara menyelesaikan Persamaan Kuadrat

1. Memfaktorkan

2. Rumus ABC (Quadratic Formula)

3. Melengkapkan kuadrat sempurna​

​Contoh soal menyelesaikan persamaan kuadrat​

​More examples...

Multiple Choice

Akar-akar persamaan kuadrat $$x^2-5x-6=0\$$  adalah...

• 1 atau 6

• 1 atau -6

• -1 atau 6

• -1 atau -6

Multiple Choice

The solution of the equation $$2x^2-3x+5=7$$  is...

• $$x=\frac{1}{2}or\ x\ =\ 2$$  

• $$x=\frac{1}{2}\ or\ x\ =\ -2$$  

• $$x=-\frac{1}{2}\ or\ x=\ 2$$  

• $$x=-\frac{1}{2}or\ x=-2$$  

Open Ended

A rectangular is 24 cm long and 17 cm wide. When its length decreases by x cm and its breadth increases by x cm, its area increases by 12 cm². Find the value of x!

Multiple Choice

The minimum point of this graph is...

• (0,4)

• (0,-4)

• (-2,0)

• (2,0)

Multiple Choice

The function $$f\left(x\right)=-2x^2-3x+5$$  has a minimum point.

• TRUE

• FALSE

Multiple Choice

Find the solution of this fractional equation $$\frac{x+1}{2}=\frac{8}{x+1}$$  

• x = 3

• x = 4

• x = 3 or x = -5

• x = 4 or x = -4