Answer:
they paid a total of 590.49
Step-by-step explanation:
1000 / 10 = 100 dollar discount he pays 900
900 / 10 = 90 they got a 90 dollar discount 810
810 / 10 = 81 they got an 81 dollar discount 729
729 / 10 = 72.9 they got a 72.9 dollar discount 656.1
656.1 / 10 = 65.61 they got a 65.61 dollar discount 590.49
yes , keiko is correct.
sin^(-1)x = -sin^1
B
edg 2020
+5 is right and - 5 is left
I. If 5 + (-5) = 0
then 5 - 5 = 0
If 5 is on the right side
then -5 is on the left side