Express the statement as an equation involving the indicated variables.The circumference C of a circle is the product of ? and its diameter d.
A. C = 
B. C = ? + d
C. C = 2?d
D. C = ?d
Answer: D
Mathematics
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Graph the linear equation.x + 2 = 0
A. 
B. 
C. 
D. 
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Begin by graphing the standard square root function f(x) = 
. Then use transformations of this graph to graph the given function.h(x) = 
- 2
A. 
B. 
C. 
D. 
Mathematics
Find the vertex and axis of symmetry of the graph of the function.f(x) = 4x2 - 40x
A. (5, -100); x = 5 B. (-5, 0); x = -5 C. (5, 0); x = 5 D. (-5, -100); x = -5
Mathematics
Write the following as a rate in lowest terms.10 tests for 40 students
A. 
B. 
C. 
D. 
Mathematics