Solve the problem.A rocket is shot straight up in the air from the ground at a rate of 77 feet per second. The rocket is tracked by a range finder that is 487 feet from the launch pad. Let d represent the distance from the rocket to the range finder and t represent the time, in seconds, since "blastoff". Express d as a function of t.
A. d(t) = 487 + 77t2
B. d(t) = 4872 + (77t)2
C. d(t) = 
D. d(t) = 
Answer: D
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Identify the rules of algebra illustrated from left to right by the following statement. (z? - 7) + 7 = z + (-7 + 7) = z + 0 = z
A. commutative property of addition; additive inverse property; additive identity property B. associative property of addition; additive inverse property; additive identity property C. commutative property of addition; additive identity property; additive inverse property D. associative property of addition; additive identity property; additive inverse property E. distributive property; additive identity property; additive inverse property
Express the set in roster form.{x|x is a natural number less than -4}
A. {. . ., -7, -6, -5} B. {-3, -2, -1,. . .} C. ? D. {-5, -6, -7, . . .}
Classify the statement as true or false.10 ? {4, 6, 8, 10}
A. True B. False
Find the limit.Let
f(x) = 1 and
g(x) = -5. Find
.
A. 2
B. - 
C. - 
D. 