Suppose http://www.site.cxx/script.php?x=5&y=3 was entered into a web browser. Inside script.php, which of the following would be valid ways to access the values associated with x and y?

A database in 2NF is already in 1NF.

What does the isset() function do?

What do we use to create a named constant in PHP?

Match the superglobal with its description.

Knowledge & Application      The position, in metres, of an object moving along a straight line from left to right, is given by the function  . The object’s motion is recorded starting at t = 0, where t is measured in seconds. a) Determine the object’s position at t = 2 (1 mark) b) Is the object speeding up or slowing down at t = 1? Explain how you know. (3 marks) c) At what times could the object potentially be changing directions? Show your work. (3 marks)

What point is always on the graph of a logarithmic function

has no positive real zeros.

Determine the distance between and

Determine the remainder when