TEKS.MATH.9-12.II.A

What is the explicit rule for the sequence:
11, 22, 44, 88...

• a_n = 2(11)^n-1
• a_n = 11x2
• a_n = 11(2)^n-1

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TEKS.MATH.9-12.II.A

x³(2x²+3x)=

• 2x⁵+3x⁴
• 2x⁶+3x³
• 5x⁹
• 5x

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TEKS.MATH.9-12.II.A

Slope = 4  Point (-2, 1)

• y = 4x +9
• y=4x-7
• y=4x+7
• y=4x-9

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TEKS.MATH.9-12.II.A

What is the equation of this graph?

• f(x) = (x -5)² + 1
• f(x) = (x - 1)² - 5
• f(x) = (x + 1)² - 5
• f(x) = (x + 5)² +1

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TEKS.MATH.9-12.II.A

Factor
5ab²c¹¹ + 2bc⁵

• bc⁵(5ab²c⁶ + 2b)
• bc⁵(5abc⁶ + 2)
• b²c⁵(5bc⁶ + 2)
• c4(5a²b²c⁷ + 2bc)

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TEKS.MATH.9-12.II.A

Write an equation for the line that passes through the point (5, -4) and is parallel to the line y = 2x + 3.

• y = -2x + 14
• y = 2x - 14
• y = 2x - 6
• y = -1/2x + 6

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TEKS.MATH.9-12.II.A

A ball is thrown into the air with an upward velocity of 40ft/s. Its height h in feet after t seconds is given by the function :

h(t) = -16t² + 40t + 10

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

• 1.25 seconds

• 1.4 seconds

• 2.5 seconds

• 2 seconds

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TEKS.MATH.9-12.II.A

Which of the following would be a step to prove the following identity?

• (1/ sin x) - (1 / cos x)

• (cos x - sin x) / ( sin x)

• (cos x - sin x) / (cos x)

• (1/ sin x cos x)

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TEKS.MATH.9-12.II.A

What is the equation of the graph?

•  y = 2 cos x
• y = sin x
• y = 2 sin x
• y = sin 2x 

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TEKS.MATH.9-12.II.A

If m=3 and b=6, what is the correct slope intercept equation?

• y=3-6

• y=3x-6

• y=3x+6

• y=6x+3

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TEKS.MATH.9-12.II.A