What are common numbers of the numbers 15 45 90

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9

Which is greater, 7 p 5 or 7 c 5? 7p5 7c5

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