The diagram shows the first 10 sides of a spiral pattern. It also gives the lengths, in cm, of the first 5 sides.

The lengths, in cm, of the sides of the spiral form a sequence.
Find an expression in terms of n for the length, in cm, of the nth side.​

4+6x-3x^3 in standard form with explanations because i don’t understand

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.

Arectangle with an area of 47 m² is dilated by a factor of 7. what is the area of the dilated rectangle? enter your answer in the box. do not leave your answer as a fraction.