Which polynomial function has a leading coefficient of 1 and roots (7+i) and (5- i) was with multiplicity 1

Point r divides in the ratio 1 : 3. if the x-coordinate of r is -1 and the x-coordinate of p is -3, what is the x-coordinate of q? a. b. 3 c. 5 d. 6 e. -9

What is the solution to the equation below? 3/x-2+6=square root x-2 +8

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.