Find the sum.Find the sum of the first 40 terms of the arithmetic sequence: -20, -12, -4, 4, . . .
A. 5600
B. 5440
C. 300
D. 5450
Answer: B
Mathematics
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Find the domain and range of the function.F(t) =
A. D: [0,?), R: (-?,?) B. D: (0,?), R: (0,?) C. D: (-?,?), R: (-?,?) D. D: (-?,0), R: (-?,0)
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Divide by using long division.
A. 114 R9 B. 113 C. 114 D. 113 R10
Mathematics
Find the probability of the given event.Two fair dice are rolled. The sum of the numbers on the dice is greater than 10.
A.
B.
C.
D. 3
Mathematics
Answer the question.If the graphs of a system of two equations are a line and a parabola, what are the possible numbers of solutions (with real coordinates) of this system?
Fill in the blank(s) with the appropriate word(s).
Mathematics