Decide whether the statement is an example of the commutative, associative, identity, inverse, or distributive property.6(2f) - 6(8g) = 6(2f - 8g)
A. Commutative
B. Associative
C. Identity
D. Distributive
Answer: D
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The life expectancy E, in solar lifetimes, of a star is related to the mass M, in solar masses, by the formula
.
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A: Make a graph of the life expectancy versus the mass. Include up to 20 solar masses.B: Does a larger star have a longer or shorter life expectancy?C: If one star is double the mass of another, how do their life expectancies compare? Express your answer as a percent.
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Round your answer to two decimal places if necessary.
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What will be an ideal response?
Multiply or divide as indicated.741.3012 ÷ 10
A. 74.13012 B. 7413.012 C. 7.413012 D. 74,130.12
Solve the problem. Where appropriate, round to three places.A building has a ramp to its front doors to accommodate the handicapped. If the distance from the building to the end of the ramp is 12 feet and the height from the ground to the front doors is 8 feet, how long is the ramp?
A. 8.944 ft B. 4.472 ft C. 14.422 ft D. 11.314 ft
Solve the problem.A ball is thrown vertically upward with an initial velocity of 128 feet per second. The distance in feet of the ball from the ground after t seconds is 
For what intervals of time is the ball less than 240 above the ground (after it is tossed until it returns to the ground)?
A. between 0 and 2.5 seconds and between 5.5 and 8 seconds B. between 0 and 3 seconds and between 5 and 8 seconds C. between 0 and 3.5 seconds and between 4.5 and 8 seconds D. between 3 and 5 seconds