Solve the problem.If an object is dropped, the distance it falls during t seconds is given by d(t) =
gt2, where g is about
Find the distance an object would fall in 8 seconds.
A. 512 ft
B. 128 ft
C. 1024 ft
D. 2048 ft
Answer: C
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Find the midpoint of the line segment joining the points (5.5, 4.3) and (13.6, -1.2). ?
A. (19.1, 3.1) B. (8.1, -5.5) C. (-4.05, 2.75) D. (9.55, 1.55) E. (4.05, -2.75)
Write two equivalent expressions for the opposite of the polynomial.-2x4 + x2 + 4x - 1
A. - , 2x4 +
x2 + 4x - 1
B. - , -2x4 -
x2 + 4x - 1
C. - , -2x4 -
x2 - 4x - 1
D. - , 2x4 -
x2 - 4x + 1
Add and simplify. If the answer is an improper fraction, write it as a mixed number. +
A.
B.
C.
D.
Use a finite approximation to estimate the area under the graph of the given function on the stated interval as instructed.f(x) = x2 between x = 3 and x = 7 using a lower sum with four rectangles of equal width.
A. 105 B. 126 C. 117 D. 86