Determine the missing value to complete the square. y= x^2 + 8x + 3
y= x^2 + 8x + n - n + 3
a) 9
b) 3
c) 12
d) 16

In simplified exponential notation, the expression a^2•a^-3•a 1/a 0

Starting at home, emily traveled uphill to the hardware store for 606060 minutes at just 666 mph. she then traveled back home along the same path downhill at a speed of 121212 mph. what is her average speed for the entire trip from home to the hardware store and back?

Mr. walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?