The number consists of all the integers from 1 through 99 written back to back. that's a very big number! is it a multiple of 9? explain.

Karianne and lucius are analyzing a linear function on a graph. karianne says that unit rate is equal to rate of change, but that slope is calculated differently. lucius says that unit rate, rate of change, and slope are calculated the same way. who is correct? explain your answer.

Which point lies on a circle with a radius of 5 units and center at p(6, 1)?

The square root of 9x plus 7 plus the square rot of 2x equall to 7