What is the leading coefficient of this polynomial?
f(x)=3x2 -0.2x5 +7x3

Which of the binomials below is a factor of this trinominal? x^2-13+30

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

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.