Which of the following is a solution of 3x^2=7x-3? a.) -7(plus or minus) square root of 13 over 6

b.) 7(plus or minus) square root of 85 over 6

c.) -7(plus or minus) square root of 85 over 6

d.) 7(plus or minus) square root of 13 over 6

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