CASE TEST PREP

Front

Solve: 2(2x + 3) = -6(x + 9)

Back

x = -6

Front

What is the maximum height time in the equation h = -4t² + 2t?

Back

0.25 seconds

Front

Sonia has $40 in her lunch account and pays $2 each day. What is the equation representing her account balance?

Back

y = 40 - 2x

Tags

CCSS.6.EE.C.9

Front

What system of equations represents 15 animals with 44 legs in total?

Back

x + y = 15; 4x + 2y = 44

Tags

CCSS.8.EE.C.8C

Front

Identify the error in: 19 - 2k = 3k - 1; +3k; 19 + 1k = -1; -19; k = -20

Back

Instead of adding 3k they should subtract 3k.

Tags

CCSS.HSA.REI.A.1

Front

What does the variable 'h' represent in the equation h = -4t² + 2t?

Back

The height of the jump in feet.

Front

What does the variable 't' represent in the equation h = -4t² + 2t?

Back

Time in seconds after the jump.

Front

What is the meaning of a quadratic equation?

Back

An equation of the form ax² + bx + c = 0, where a, b, and c are constants.

Front

What is the vertex of a parabola represented by the equation h = -4t² + 2t?

Back

The maximum height of the jump.

Front

How do you find the maximum height of a quadratic function?

Back

Use the formula t = -b/(2a) to find the vertex.