Quadratic Functions and Geometry Quiz

What is the general form of a quadratic function?

• y = ax + b

• y = ax² + bx + c

• y = bx + c

• y = a² + b²+ c²

A plane curve which is mirror-symmetrical and is approximately U-shaped is called _____.

• hyperbola

• ellipse

• parabola

• circle

In the equation y=2x²+1, what is the value of y if x = 2?

• y = 5

• y = 7

• y = 9

• y = 6

What direction does the parabola of the equation: y=-3x²+9x-1 ?

• opens upward

• opens downward

• open to the left

• open to the right

Find the solutions of x²+13x+42=0.

• x = 7, -6

• x = -7, 6

• x = 7, 6

• x = -7, -6

If the values of x are 0 and 3, which of the following equations that satisfy the given roots?

• 4x (x + 3) = 0

• x (2x - 5) = 0

• 5x (x - 3) = 0

• -2x (-x - 3) = 0

Given the quadratic equation x² + 13x + 42 = 0. Which of the following pairs of factors correctly solves the equation?

• (x + 7)(x + 6) = 0

• (x - 7)(x - 6) = 0

• (x - 7)(x + 6) = 0

• (x + 7)(x - 6) = 0

Two figures are ________ if they are of the same shape and size.

• Correspond

• Congruent

• Transformation

• Translation

In geometry, reflection, translation and rotation are called _________.

• Correspond

• Congruent

• Transformations

• Translation

If △ABC ≅ △DEF which of the following statements is true?

• AB = DE, BC = EF, AC = DF

• AB = DF, AC = EF, BC = DE

• ∠A=∠E, ∠B=∠F, ∠C=∠D

• ∠A=∠F, ∠B=∠D, ∠C=∠E