Perform the indicated operation. Write the answer without exponents.(7.0 × 10-3) × (4.7 × 103)

A. 32.9 × 10-9
B. 32.9 × 100
C. 32.9
D. 3.29


Answer: C

Mathematics

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Find the domain and range and describe the level curves for the function f(x,y).f(x, y) = 5x2 - 7y2

A. Domain: all points in the first quadrant of the xy-plane; range: all real numbers; level curves: hyperbolas 
B. Domain: all points in the xy-plane; range: real numbers z ? 0; level curves: ellipses 
C. Domain: all points in the xy-plane; range: all real numbers; level curves: hyperbolas 
D. Domain: all points in the xy-plane; range: all real numbers; level curves: ellipses  

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In the graph the year numbers are on the horizontal axis. What was the UT-FTE in year number 4?

A. 175.000 B. 190.000 C. 170.000 D. cannot be determined

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Provide an appropriate response.Express in scientific notation: 0.005 × 107

A. 5 × 104 B. 5 × 10-10 C. 5 × 10-3 D. 0.5 × 105

Mathematics

Evaluate the expression.

A. 26 B. 13 C. 15 D. 16

Mathematics