4. Sandra has 35% of the money she needs. She has $105. How much more money does she need? Write the equation and solve.

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Find the domain of the following expression: 1/(√x)-2

An is a number that is written without a component. it is a number that is either or . an exponent is a or a number that another number is being to. the number that is being raised to a is called the . the or power tells you how many times to the base by . if an exponent is fractional then ask yourself the question: what when multiplied by itself a certain number of times will equal the number?