Simplify.If P(x) = -4x2 - 3x + 7 and Q(x) = -6x2 + 8, find 5[P(x)] + Q(x).
A. -26x2 - 15x + 43
B. -26x2 - 15x - 43
C. 26x2 - 15x + 43
D. -26x2 + 15x + 43
Answer: A
Mathematics
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Find the required ratio.The ratio of the cylinder volume to the compressed volume in an automobile engine is called the compression ratio. If the cylinder volume of 
is compressed to 
find the compression ratio, correct to the nearest hundredth.
A. 4.41 B. 5.41 C. 1.23 D. 0.23
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Solve the equation.8r + 4 = 68
A. {60} B. {4} C. {8} D. {56}
Mathematics
These triangles are similar. Find the missing length.
A. 1 B. 4 C. 3 D. 2
Mathematics
Use the graph and the factor theorem to list the factors of f(x).y = f(x)
A. (x - 3), (x - 3), (x + 1), (x - 5) B. (x + 3), (x - 3), (x - 1), (x + 5) C. (x + 3), (x + 3), (x - 1), (x + 5) D. (x - 3), (x + 3), (x + 1), (x - 5)
Mathematics