Graph on the number line, and express in interval notation.The set of all real numbers less than or equal to 0.

A. (-?0]
 
B. (-?0)

C. [0?)

D. (0?)
 


Answer: A

Mathematics

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Solve the problem.Find the sum of the infinite series 1 + 9r + r2 + 9r3 + r4 + 9r5 + r6 + . . . for those values of r for which it converges.

A.
B.
C.
D.

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Add in the indicated base.2214 + 1314

A. 11124 B. 4124 C. 10124 D. 3524

Mathematics

Provide an appropriate response.What is the y-intercept for the graph of the function f(x) = 2x - 1?

A. (2, 0)
B. (0, 2)
C. (0, )
D. (0, 1)

Mathematics

Simplify.

A.
B.
C.
D.

Mathematics