If C=r-8 and D=-r^{2}+8r+7, find an expression that equals 2C+2D2C+2D in standard form.

(a) (8%) compute the probability of an even integer among the 100 integers 1! , 2! , 3! , until 100! (here n! is n factorial or n*(n-1)*(n-2) *… 1) (b) (16%) compute the probability of an even integer among the 100 integers: 1, 1+2, 1+2+3, 1+2+3+4, …., 1+2+3+… + 99, and 1+2+3+… + 100

At 6 1/2 cents per pound of string beans how much does 7 pounds cost

Afootball is throw by a quarterback to a receiver