True or False?
?
?
A. false
B. true
Answer: B
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The following table shows the running speed, in feet per second, of certain animals as a function of their length, in inches.
AnimalDeermouseChipmunkGrey squirrelRed foxCheetah
3.56.39.82447
8.215.724.965.695.1?
A. Calculate the average rate of change in running speed from a length of 6.3 inches to a length of 9.8 inches.B. Explain in practical terms the meaning of the number you calculated in part A.C. Use the average rate of change to estimate the running speed of an animal that is 8.3 inches long.
What will be an ideal response?
Simplify the expression.-(-6)4
A. Exponent: 4, base: -24 B. Exponent: -6, base: -4 C. Exponent: 4, base: 6 D. Exponent: 4, base: -6
The U.S. population was 170 million in 1950 and 240 million in 1990. Assuming exponential population growth, what will the population be in the year 2020? Round your answer to the nearest million. ? Select the correct answer. ?
A. 250 million B. 243 million C. 486 million D. 972 million E. 311 million
Express the given quantity in terms of sin x or cos x.sin (6? + x)
A. -sin x B. cos x + sin x C. cos x - sin x D. sin x