Identify the figure as a line, a ray, a line segment, or an angle. Then name the figure using the given points.
A. line segment; 
B. ray; 
C. ray; 
D. line; 
Answer: C
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Factor out the GCF from the polynomial. If the GCF is 1, write prime.a7 - 19a5
A. a5(a2 - 19) B. a(a6 - 19a4) C. a5(a2 + 19) D. a2(a5 - 19)
From the graph of the parabola, determine whether the parabola opens upward or downward, and find the vertex, axis of symmetry, and range of the function. Find the maximum or minimum value of the function and the intervals on which the function is increasing or decreasing.
A. Up, (-1, -1), x = -1, [-1, ?), min -3, dec (-?, -1), inc (-1, ?) B. Up, (-1, -1), x = -1, [-1, ?), min -1, dec (-?, -1], inc [-1, ?) C. Up, (-1, -1), x = -1, [-3, 1], min -3, dec (-?, -1], inc [-1, ?) D. Up, (-1, -1), x = -1, [-1, ?), min -1, inc (-?, -1], dec [-1, ?)
Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. An insurance company is willing to insure the concert for $150,000 against rain for a premium of $30,000. If he buys this policy, what are his expected earnings from the concert?
A. $180,000 B. $300,000 C. $270,000 D. $239,400
Assume triangle ABC has standard labeling. Determine if AAS, ASA, SSA, SAS, or SSS is given and decide if the law of sines or the law of cosines should be used to solve the triangle.A, C, and b
A. AAS; law of sines B. SSA; law of sines C. SAS; law of cosines D. ASA; law of sines