What is the measure of angle K?

Ivan began dividing g2  – 6 by g + 1, noting that . he started by placing g in the quotient, as shown below. what is g2  – 6 divided by g + 1? g –  1 –  g + 1  – g  –  7 + g  –  5  + 

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

Measures of the angle of r, 31 s (x+4) t (3x+9)