Determine the most appropriate "Interval" for a set of data with a range of 49.
a. 5
b. 7
c. 9
d. 10
a. 5
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Solve the problem.From a boat on the river below a dam, the angle of elevation to the top of the dam is 
If the dam is 1,421 feet above the level of the river, how far is the boat from the base of the dam (to the nearest foot)?
A. 3,491 ft B. 3,471 ft C. 3,461 ft D. 3,481 ft
You are given a graph of a function of the form f(x) = ax2 + bx + c for different values of a, b, and c. For this function,a. Determine whether the discriminant is positive, negative, or zero.b. Determine if there are 0, 1, or 2 real solutions to f(x) = 0.c. Solve the equation f(x) = 0.
A. a. positive b. 2 c. x = -1, x = -2 B. a. negative b. 2 c. x = , x = 2 C. a. zero b. 2 c. x = -1, x = 2 D. a. positive b. 2 c. x = -1, x = 2
Solve the equation. Give the exact solution or solutions.log4(2x+ 8) = log4(2x+ 5)
A. ? B. {3} C. {2} D. {0}
Evaluate the function as indicated.Find f(-2) when f(x) = 
.
A. 
B. - 
C. 
D. 