Find the magnitude or direction angle of the given vector as indicated.u = 8[(cos 30°)i + (sin 30°)j]; Find the direction angle ?.
A. 45°
B. 30°
C. 120°
D. 60°
Answer: B
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Round the whole number to the given place value.205,829, ten-thousands
A. 200,000 B. 300,000 C. 205,000 D. 210,000
Answer the question or give an explanation.Describe in your own words how to reconcile a checking account.
What will be an ideal response?
Graph the line and give the domain and the range.-5x + 35 = 0
A. D = (-?, ?), R = {7}
B. D = (-?, ?), R = {-7}
C. D = {7}, R = (-?, ?)
D. D = {-7}, R = (-?, ?)
Solve the problem.The function f(x) = 1 + 1.5 ln (x + 1) models the average number of free-throws a basketball player can make consecutively during practice as a function of time, where x is the number of consecutive days the basketball player has practiced for two hours. After how many days of practice can the basketball player make an average of 8 consecutive free throws?
A. 404 days B. 105 days C. 402 days D. 107 days