0

5

If (x, y) is a solution to the system of equations: x^2 + y^2 = 153, y = -4x, what is the value of x^2?

**A**

**B**

**C**

**D**

0

5

An architect drew the sketch below while designing a house roof. The dimensions shown in the figure are for the interior of the triangle. What is the value of cox(x)?

**A**

**B**

**C**

**D**

0

5

If the expression 4x^2/(2x-1) is written in the equivalent form 1/(2x-1) + A. What is A in terms of X?

**A**

**B**

**C**

**D**

0

5

The function f is defined by f(x) = 2x^3 + 3x^2 + cx + 8, where c is a constant. In the x-y plane, the graph of f intersects the x-axis at x = -4, x = 1/2 and x = p. What is the value of c?

**A**

**B**

**C**

**D**

0

5

The graphs of a system of three equations are shown in the picture. How many solution does the system have?

**A**

**B**

**C**

**D**

0

1

**A**

**B**

**C**

**D**

0

1

**A**

**B**

**C**

**D**

0

1

**A**

**B**

**C**

**D**

0

1

**A**

**B**

**C**

**D**

0

1

A biology class at Central High School predicted that a local population of animals will double in size every 12 years. The population at the beginning of 2014 was estimated to be 50 animals. If P represents the population n years after 2014, then which of the following equations represents the class’s model of the population over time? In the responses below x^y denotes x raised to the power of y.

**A**

**B**

**C**

**D**

0

1

**A**

**B**

**C**

**D**

0

5

**A**

**B**

**C**

**D**

by Qalaxia Admin