In how many ways can nine books be arranged on a shelf if the three math books must be placed next to each other? A) 4,320
B) 30,240
C) 40,320
D) 362,880
E) None of the above​

Toyland is having a sale. all items are 20% off. how much will you save on an item that usually sells for 95$ explain your

What is the probability of throwing several dice with sum equal to 6 (six)? show the ways of possibilities for sum 6 (as the numerator) and the ways of throwing n dices for n = 1, 2, 3, 4 or 5 as denominator for all the questions to earn full credits. (a)throw one die, (b) throw two dice, (c) throw three dice (d) throw 4 dice, (e) throw 5 dice

36x2 + 49y2 = 1,764 the foci are located at: (-√13, 0) and (√13,0) (0, -√13) and (0,√13) (-1, 0) and (1, 0)edit: the answer is (- the square root of 13, 0) and (the square root of 13, 0)