Which shows the expression below simplified?
0.00081 ÷ (9 × 10^-4)
-0.9 × 10^-1
9 × 10^-2
9 × 10^0
9 × 10^-1

Aline is perpendicular to another line m2= (-1/m1), where m1 is the slope of the original line and m2 is the slope of the perpendicular line. which of the following equations represents the line that passes through the point (-2,1) and is perpendicular to the line below?

Question 2 of 102 pointsthe temperature is 45°f. the temperature will decrease by 2°f each hour. leth be the number of hours.when will the temperature be below 32°f? write an inequality for this problem.oa. 45 + 2h 32b. 45 + 2h< 32o c. 45 - 2h< 32od. 45 - 2hs 32

How do i solve this (-2,6) (4,3) it's a select all correct answers