A hummingbird’s heart can beat 1260 times per minute. Estimate the number of times its heart will beat in 2 years. State your answer in scientific notation.
What will be an ideal response?
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Determine which numbers in the set are solutions to the equation.7n + n = 64; {8, 9, 512}
A. 512 B. 9 C. 8 and 9 D. 8
Find the slope of a straight line that passes through the given pair of points.(-2, -14) and (19, -16)
A. 
B. - 
C. - 
D. - 
Write a formula for the nth term of the arithmetic sequence. Do not use a recursion formula.0.28, 0.36, 0.44, 0.52, 0.6, . . .
A. an = 0.16n + 0.2 B. an = 0.08n + 0.2 C. an = 0.28 + 0.08n D. an = 0.16n + 0.4
An airplane is approaching Los Angeles International Airport at an altitude of 10,560 feet. If the horizontal distance from the plane to the runway is 2.1 miles, use the Pythagorean Theorem to find the diagonal distance from the plane to the runway (see the figure below). (5,280 feet equals 1 mile.)
?
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a = 2.1 miles, b = 10,560 feet
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A. 2.6 miles B. 2.2 miles C. 2.9 miles D. 2.3 miles E. 2.8 miles