What is the answer to 12x2-5x-3?

What is 66 plus 456? What is the set of y values for a function? Why is artificial nail positioned at 45 degrees angle and pressed on the natural nail? Which book is known as the Bible of mathematics? Is 0.5 bigger than 0.50? How do you calculate the perimeter of a trapezoid with three sides? What percentage is employed by service industry? What is 58 billion in standard form? What is 189476 to one significant figure? What does rigoberta menchu write about? What is the least two-digit composite number? What is 7 x 0.6? When is the angle are said to be in standard position? What are four different of representing functions How can you tell if a relationship is a function? What is 0.1973 in standard scientific notation? What is 0.000000000000000000000001673 in scientific notation? If I have two bottles that I have to fill with water and they can contain 3lbs and 5lbs. And they have no markings how can I get 4lbs? What is the prefix for 7? Which is greater 0.3 or 1 out of 3? What does abstenence mean?