Factor the polynomial as the sum or difference of two cubes.x3 - 729
A. (x - 9)(x2 + 81)
B. (x + 9)(x2 - 9x + 81)
C. (x - 9)(x2 + 9x + 81)
D. (x + 729)(x2 - 1)
Answer: C
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Provide an appropriate response.The distance from the Sun to planet Earth is approximately 9.3 × 107 miles. This distance represents one astronomical unit. The distance from planet Earth to an approaching comet is approximately 0.8 astronomical units. What is this distance?
A. 7.4 × 106 mi B. 1.2 × 106 mi C. 7.4 × 107 mi D. 7.4 × 108 mi
Write the decimal point in the correct location. 
A. 0.0595 B. 59.5 C. 5.95 D. 0.595
Solve.The volume V of a given mass of gas varies directly as the temperature T and inversely as the pressure P. A measuring device is calibrated to give 
when 
and 
What is the volume on this device when the temperature is 
and the pressure is 
style="vertical-align: -4.0px;" /> A. V = 291 in3 B. V = 311 in3 C. V = 21.5 in3 D. V = 301 in3
Evaluate the following determinant. Use the properties of determinants to your advantage.
A. -32 B. -37 C. -11 D. -52 E. -42