ADM Set 17 and 18 Summative- Solving Polynomials

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CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

What is the best approximation of the ball's height after 0.5 seconds? (t = 0.5) ​ (a)  

• 120
• 100
• 140
• 160

What is the maximum height, in feet, the ball with reach?

How many seconds does it take for the ball to reach its maximum height?

About how many seconds does it take for the ball to land in the ocean? Round to the nearest whole number.

• (0, 6)

• (-1, 4)

• (3, 6)

• (-2, -4)

• (-4, 10)

Tags

CCSS.HSA.REI.C.7

A student says that the system y = x² + 2x + 4 and y = x + 1 has one solution. Determine whether the student is right or wrong. Explain why.

• The student is right because it has exactly one solution.

• The student is wrong because it has no real solutions.

• The student is wrong because it has exactly two solutions.

Tags

CCSS.HSA.REI.C.7

Tags

CCSS.HSA-REI.B.4B