Solve.On a map, 1 in. represents 120 miles. How much does 
in. represent?
A. 58 mi
B. 300 mi
C. 38 mi
D. 48 mi
Answer: D
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Find the inverse of the function.f(x) = 
, x ? -3
A. f-1(x) = x2 - 9, x ? 0 B. f-1(x) = -x2 + 3, x ? 0 C. f-1(x) = x2 - 3, x ? 0 D. Not a one-to-one function
Solve the problem.Encode the message BEWARE OF DOG using the one-to-one function defined by f(x) = x3 - 1. Use the alphabet coding method (A = 1, B = 2, C = 3, ...). Give the inverse function that the decoder would need when the message is received.
What will be an ideal response?
Find a bound on the error in approximating the given definite integral using the trapezoidal rule with n intervals.
?
?
If necessary, round the answer to seven decimal places.
?
Find a bound on the error in approximating the given definite integral using the Simpson's rule with n intervals.
?
?
If necessary, round the answer to seven decimal places.
What will be an ideal response?
Do the graphs of the equations form coincident lines? (It is not necessary to graph them.)
y + 100x = 400 y = 100 – 400x A) yes B) no C) insufficient information