Ruchi measured the area of her kitchen as 2.81 times 10 Superscript 4 square units. When she recorded the area, she wrote 2.81 times 10 Superscript 4 square feet. Which statement about her labeling of the units is true?

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8