Quadratic Formula

Quadratic Formula & the Futuresight Orb

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Quest

For the 1st time in a millennium, Futures Comet will reveal the door to an ancient temple that contains the Future-sight Orb. Obtain it!

Multiple Choice

Gather your gear! Which of the following are the correct values of a, b, and c for the quadratic y = 2x² - 6x - 20

• a= 2, b = 6, c= 20

• a= -2 , b= -6, c= -20

• a= 2 , b= -6, c= -20

• a= 2x² , b= -6x, c= -20

Multiple Choice

Chart your course. Which of the following will find the roots of the quadratic y = 2x² - 6x - 20?

Multiple Choice

Pass through the haunted forest. What are the Roots of the quadratic y = 2x² -6x - 20?

• x = 5 , x = -2

• x = -5 , x = 2

• x = 10 , x = 4

• x = -10 , x = -4

Multiple Choice

Cast a spell to intensify the Comets light, revealing the door to the temple. Solve for x: x² + 5x - 24 = 0

• x = 5 , x = -24

• x = 5 , x = 24

• x = 8 , x = -3

• x = -8 , x = 3

Multiple Choice

The orb is guarded by the eternum sphinx. Solve its riddle: 3x² + 8x = 5

Congratulations!

You have obtained the Futuresight orb.

Poll

I can solve a quadratic equation using the quadratic formula

• Strongly Agree

• Agree

• Disagree

• Strongly Disagree