Which statement is the law of syllogism?
a. if p arrow q is a true statement and p is true, then q is true.
b. if p arrow q is a true statement and q is true, then p is true.
c. if p arrow q and q arrow r are true statements, then p arrow r is a true statement.
d. if p arrow q and q arrow r are true statements, then r arrow p is a true statement

30 determine the coefficient on x 12 y 24 x12y24 in ( x 3 + 2 x y 2 + y + 3 ) 18 . (x3+2xy2+y+3)18. (be careful, as x x and y y now appear in multiple terms! )

Plz me i need i will give a brain

Idont understand math at all! : o( use this scenario to answer the remaining questions: brenton purchased a new bedroom set for $4,500.00. he lives in arizona and pays a 8.75% sales tax. if he made a 50% down payment and financed the rest, what amount did he finance? what is the total sales tax brenton will pay? enter your answer in currency format, round to the nearest cent. what was brenton's total amount financed? enter your answer in currency format, round to the nearest cent.