According to the graph, the slope value is 3/1 with the rise over run test, the y-intercept is (0,4) and the slope is positive. All this proves that the function would be y = 3x + 4.
Answer:
write in calculator
2.9^2 +8.1^2
then the for the answer you get, square root it.
=-0.75 positive divided by a negative =negative , positive divided by a positive=positive.negative divided by a negative = positive.