What is the domain to the quadratic function given by f(x)=2x^2+2x-4 A) [0,+infinity)

B) all real numbers

C) All negative real numbers

D) All positive real numbers

Each of the walls of a room with square dimensions has been built with two pieces of sheetrock, a smaller one and a larger one. the length of all the smaller ones is the same and is stored in the variable small. similarly, the length of all the larger ones is the same and is stored in the variable large. write a single expression whose value is the total area of this room. do not use any method invocations.

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers