Modeling with Quadratics

Find the best fitting quadratic model for the data given.

• 1.2x² + 13x + 504.3
• 12x² + 13x + 504.3
• .12x² + 1.3x + 504.3

Find the quadratic equation for the relationship of the horizontal distance and the height of the ball.

• -18x² + 2.11x + 4.21
• -.06x² +1.06x + 7.9
• -6x² +1.06x + 79
• -.12x² + 2.11x + 4.22

Given the following points, write a quadratic function in standard form. (-4,30), (-2,15), (2,-9)

• f(x)= -1/4x² +6x +2

• f(x)= 1/4(x +3)²+ 28

• f(x)=4x²+ 24x + 6

• f(x)= 1/4x² -6x + 2

Write the quadratic function in standard form given the intercepts are (-3,0) and (4,0) and it passes through the point (1,-24)

• f(x)= x²
• f(x)=2(2x²-2x-24)
• f(x)= x²-x-12
• f(x)=2x²-2x-24

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.CED.A.1

Write in standard form given the intercepts of

(3/2,0) (-1/4,0) and another point (1, -5).

• f(x)= 8x²+10x -3

• f(x)= 4x²+10x +3

• f(x)=(2x-3)(x-4)

• f(x)= 8x² -10x - 3

What is the equation of the parabola with vertex (3, -20) and passes through the point (7, 12)?

• y = 2x² + 12x - 2

• y = -2x² + 12x - 38

• y = 2x² - 12x - 2

• y = 2x² - 12x + 38