Applying and analysing quadratic functions

• x=4 and x=2

• x=-4 and x = -2

• x = 4 and x= -2

• x = -4 and x = 2

• -5

• 5

• 2

• -2

Find the zero of the given function f(x) = 3x - 9 algebraically.

• x = 5

• x = -3

• x = 7

• x = 3

Find the roots (x-intercepts) x²+10x

• (0,0) and (10,0)

• x(x+10)

• (0,0) and (0,10)

• (0,0) and (-10,0)

Which equation matches the graph?

• f(x) = (x - 1)(x - 3)
• f(x) = (x + 1)(x + 3)
• f(x) = (x + 2)(x - 1)
• f(x) = (x + 3)(x - 1)

Tags

Quadratic Forms

Which quadratic equation would have the zeros of 5 and -7?

• (x+5)(x-7)=0

• (x-5)(x+7)=0

• (x+5)(x+7)=0

• (x-5)(x-7)=0

Which equation matches the x-intercepts x=5,-7 ?

• (x+5)(x-7)=0

• (x-5)(x+7)=0

• (x+5)(x+7)=0

• (x-5)(x-7)=0