TEKS.MATH.9-12.II.A

Gracie wants to increase the size of her garden.  If A = lw represents the current area of her garden, what is an equation that can be used to represent the resulting are of Gracie's garden if she increases the length by 5 and doubles the width?

• A = 10lw
• A = 2wl + 10w
• A = 2w (l - 5)
• A = 10wl + 2w

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TEKS.MATH.9-12.II.A

What is the vertex form for a vertex of (-3,-5) and when a=-2?

• y = -2(x-3)²+5
• y = -2(x+3)²+5
• y = -2(x+3)²-5

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TEKS.MATH.9-12.II.A

Factor
k²+7k+10

• (k+2)(k+5)
• (k-2)(k-5)
• (k+10)(k+4)
• (k+2)(k-5)

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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 (-1,4)  and m= -3

• y=x-3
• y=-3x+1
• y=x+2

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TEKS.MATH.9-12.II.A

Rewrite log_pt = m in exponential form.

• p^t = m
• t^m = p
• m^t = p
• p^m = t

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TEKS.MATH.9-12.II.A

The value of a car is $15,000 and depreciates at a rate of 8% per year. What is the exponential equation?

• y=8(15,000)^x
• y=15,000(1.08)^x
• y=15,000(0.92)^x
• y=15,000(0.08)^x

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TEKS.MATH.9-12.II.A

Write the equation of a circle with center (7, 0) with radius 3.

• (x - 7)² + y² = 9
• x² + (y -7)² = 9
• (x - 7)² + y² = 3
• x² + (y -7)² = 3

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TEKS.MATH.9-12.II.A

Find the second derivative of f(x) = x² + e^x  - cosx

• f"(x) = 2 + e^x + cosx
• f"(x) = 2x + e^x + cosx
• f"(x) = 2x + xe^x - cosx
• f"(x) = 2x + e^x + sinx

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TEKS.MATH.9-12.II.A

Multiply using the 'FOIL' method.

( 3x + 5 ) ( 2x + 3 )

• 6x² + 19x

• 6x² + 15

• 6x² + 19x + 8

• 6x² + 19x + 15

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TEKS.MATH.9-12.II.A

Multiply the following polynomial by the monomial:

-x³(2x³ - x² + 5)

• -2x⁶ + x⁵ - 5x³

• -2x⁹ + x⁶ - 5x³

• -2x⁶ - x⁵ - 5x³

• -2x⁶ - x⁵ - 5

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TEKS.MATH.9-12.II.A