Multiply and simplify. Assume that all variables represent positive real numbers.
? 
A. 4x5
B. 4x10
C. 4x5
D. 12x5
Answer: C
Mathematics
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The following table contains information about moons orbiting a planet named Geo I. Use the table to solve the problem.
What is the time of revolution around Geo 1 of the moon Luna 4?
A. 43.83 years B. 2.31 years C. 725 years D. 112.86 years
Mathematics
Evaluate the algebraic expression.5x - 9y
when x = -3 and y = -1
A. 22 B. 12 C. 4 D. -6
Mathematics
Perform the division.
A. 3m - 3
B. 3m + 3
C. 3m - 3 + 
D. m - 3
Mathematics
The figure shows the graph of a function. At the given value of x, does the function appear to be differentiable, continuous but not differentiable, or neither continuous nor differentiable?x = 0
A. Differentiable B. Continuous but not differentiable C. Neither continuous nor differentiable
Mathematics