TEKS.MATH.9-12.II.A

Identify the y-intercept (initial value) in the function f(x)=13(.27)^x

• (.27)^x
• .27
• 13
• 3.51

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TEKS.MATH.9-12.II.A

Factor
x² + 9x - 36

• (x + 12)(x - 3)
• (x + 9)(x - 4)
• (x - 12)(x + 3)
• (x - 9)(x - 4)

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TEKS.MATH.9-12.II.A

Goes through points (5,6) and (2, 15)

• y = 3x + 21
• y = 3x - 9
• y = -3x + 21
• y = -3x - 9

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TEKS.MATH.9-12.II.A

Which of these represents point-slope form of a linear equation?

• y - y₁ = m(x - x₁)
• Ax + By = C
• y = mx + b
• y=kx

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TEKS.MATH.9-12.II.A

What is the equation of the line passing through points (1,1) and (3,-5).

• y = -3x + 4
• y = 3x - 4 
• y = -3x - 4 
• y = 3x + 4

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TEKS.MATH.9-12.II.A

Write the slope-intercept form of the equation with the given point and slope.
Through (2,5)  and m= 1/2

• y=1/2x+4
• y=-1/2x-4
• y=4x-1/2

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TEKS.MATH.9-12.II.A

Which expression means:
15 miles less than Debbie

• d + 15
• d - 15
• 15 - d
• 15 + d

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TEKS.MATH.9-12.II.A

A ball is thrown into the air with an upward velocity of 100 ft/s. Its height, h, after t seconds is given by the function
 h = -16t² + 64t + 960.
How many seconds did it take for the ball to reach its maximum height?

• 10 seconds
• 64 seconds
• 960 seconds
• 2 seconds

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TEKS.MATH.9-12.II.A

Convert to exponential form. logx (y) = z

• x^z = y
• z^x = y
• y^z = x
• z^y = x

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TEKS.MATH.9-12.II.A

30=5(x+1)

• 5

• 50

• 15

• 6

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TEKS.MATH.9-12.II.A