Multiply. Simplify if possible.
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A. 
B. 
C. 
D. 
Answer: A
Mathematics
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A number is given in decimal notation. Write the number in scientific notation.In a certain city, the subway system carried a total of 1,790,000,000 passengers.
A. 1.79 × 108 B. 1.79 × 109 C. 1.79 × 1010 D. 17.9 × 109
Mathematics
Use synthetic division to find the function value.f(x) = 7x4 + 4x3 - 8x2 - 6x + 5; find f(-2)
A. 159 B. 161 C. 206 D. 65
Mathematics
Find the graph of the linear inequality.
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?
A. ?
B. ?
C. ?
D. ?
Mathematics
Solve the problem.A tutor charges $79 for a tutoring session that lasts for t hours. Complete the table to help find an expression that describes the cost (in dollars) per hour. (Show the arithmetic in order to see a pattern.)
A. 
B. 
C. 
D. 
Mathematics