Need some help with solving for the equation X^2= 169 solve the equation for X

When drawing a trend line for a series of data on a scatter plot, which of the following is true? a. there should be an equal number of data points on either side of the trend line. b. all the data points should lie on one side of the trend line. c. the trend line should not intersect any data point on the plot. d. the trend line must connect each data point on the plot.

What expression is equivalent to (2x-1)(x-3)?

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5