Evaluate the expression without using a calculator.log525

Determine whether the given quadratic function has a minimum value or maximum value. Then find the coordinates of the minimum or maximum point.f(x) = -x2 + 2x – 9

Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator. log9

Evaluate the expression without using a calculator.log39

Evaluate the expression without using a calculator.log4

Use the vertex and intercepts to sketch the graph of the quadratic function.f(x) = 2(x + 3)2 – 6

Solve.The value of a particular investment follows a pattern of exponential growth. In the year 2000, you invested money in a money market account. The value of your investment t years after 2000 is given by the exponential growth model When will the account be worth $12,988?

Write the standard form of the equation of the circle with the given center and radius.(-3, 6);

Solve the problem.You have 112 feet of fencing to enclose a rectangular plot that borders on a river. If you do not fence the side along the river, find the length and width of the plot that will maximize the area.

Solve the problem.You have 84 feet of fencing to enclose a rectangular plot that borders on a river. If you do not fence the side along the river, find the length and width of the plot that will maximize the area.