Solve.In how many distinguishable ways can the letters of the word WINDOW be arranged?
A. 720
B. 360
C. 120
D. 36
Answer: B
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Find anand a6 for the following arithmetic sequence.a12 = 73x + 1, a14 = 75x + 11
A. an = (61 + n)x - 59 + 5n, a6 = 67x - 29 B. an = (62 - n)x - 54 - 5n, a6 = 56x - 84 C. an = (62 + n)x - 54 + 5n, a6 = 68x - 24 D. an = (62 + n)x - 49 + 5n, a6 = 68x - 79
Illustrate the meaning of the numeral 5 in 805. ? The meaning of the numeral 5 is __________ (5 units, 5 thousandth, 5 ten-millions, 5 hundreds).
Fill in the blank(s) with the appropriate word(s).
Solve the problem.A formula for calculating the distance, d, that can be seen from an airplane to the horizon is 
where x is the altitude of the plane in feet. Find d when the altitude is 15,441 feet. Round your answer to the nearest hundredth.
A. 9419.01 feet B. 151.6 feet C. 125.48 feet D. 251.6 feet
Graph the interval on a number line and write the inequality notation as well.[5, ?)
A. x > 5
B. x < 5
C. x ? 5
D. x ? 5