13. explain how the line of best fit would change if one of the data points were moved up or down. clearly mention how the x-value (time) of the point would influence this.

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

Aculture started with 4,000 bacteria. after 5 hours, it grew to 5,200 bacteria. predict how many bacteria will be present after 19 hours. round your answer to the nearest whole number.

Common binomial factor of 6x(3x+7)+5(3x+7)