Solve the problem.Claire has received scores of 85, 88, 87, and 75 on her algebra tests. What score must she receive on the fifth test to have an overall test score average of at least 83?
A. 81 or greater
B. 80 or greater
C. 79 or greater
D. 78 or greater
Answer: B
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Solve the problem.Show that a planet in a circular orbit moves with constant speed.
What will be an ideal response?
Use the formula for the general term (the nth term) of a geometric sequence to find the indicated term of the sequence with the given first term, a1, and common ratio, r.Find a11 when a1 = -5, r = -3.
A. -295,245 B. -35 C. -295,241 D. 885,735
Find the inverse of the function and state its domain and range .
A. 
D: {Child, Adult, Student, Senior}
R: {4.50, 9.50, 6.50, 7.50}
B. 
D: {7.50}
R: {Senior}
C. 
D: {4.50, 9.50, 6.50, 7.50}
R: {Child, Adult, Student, Senior}
D. 
D: {4.50, 7.50}
R: {Child, Senior}
Graph the function using a calculator and point-by-point plotting. Indicate increasing and decreasing intervals.f(x) = 2 - ln(x + 4)
A. Decreasing: (4, ?)
B. Decreasing: (-4, ?)
C. Decreasing: (0, ?)
D. Decreasing: (-4, ?)