Write the equation of a line that is perpendicular to -4x +8y = 9 and passes through the point (-2,6). Group of answer choices

A. 2x + y = -2

B. -2x +4y = -8

C. y = 2x +4

D. y = 1/2x +2

Which of the following parabolas opens down?

(x-5)1/2+5=2 what is a possible solution?

Question 1 of 10 2 points different groups of 50 graduates of an engineering school were asked the starting annual salary for their first engineering job after graduation, and the sampling variability was low. if the average salary of one of the groups was $65,000, which of these is least likely to be the average salary of another of the groups? o a. $64,000 o b. $65,000 o c. $67,000 o d. $54,000