TEKS.MATH.9-12.II.B.1

A ball is thrown vertically into the air.  Its height in feet after t seconds is given by the equation h(t) = –5t² + 20t, and is graphed below.  How high will the balloon be after 3 seconds?

• 20 ft
• 15 ft
• 5 ft
• 10 ft

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TEKS.MATH.9-12.II.B.1

√36n⁴

• 6n
• 6n⁴
• 6n²√2
• 6n²

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TEKS.MATH.9-12.II.B.1

Add or Subtract to Simplify:
 (5x + 2) + (4x + 5)

• 9x -7
• -9x-11
• 9x+7
• x+7

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TEKS.MATH.9-12.II.B.1

Which rational expression is equivalent?

• A
• B
• C
• D

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TEKS.MATH.9-12.II.B.1

Simplify the expression.
(4a³ - 8a - 4a²) + (7a³ - 7 - 6a)

• 11a³ - 4a² - 14a - 7 
• 5a³ - 4a² - 14a - 7 
• 5a³ - 4a² - 20a - 7 
• 5a³ - 9a² - 20a - 7

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TEKS.MATH.9-12.II.B.1

Factor completely: x²-6x+8

• (x-2)(x-4)
• (x-1)(x-8)
• (x+2)(x+4)
• (x+1)(x+8)

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TEKS.MATH.9-12.II.B.1

What is the 15th term of the sequence an = -3n+50

• 95
• -5
• 5
• -95

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TEKS.MATH.9-12.II.B.1

What is p(5)?
p(x) = x³ - 5x² + 2x - 10

• 0
• -10
• x-5
• 2x+10

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TEKS.MATH.9-12.II.B.1

What does it mean for two terms to be considered "like terms"

• They have the same number

• They have the same variable

• They have the same variable/exponent combination

• They have the same sign

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TEKS.MATH.9-12.II.B.1

Simplify

• A

• B

• C

• D

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TEKS.MATH.9-12.II.B.1