A -1 or 0.86 B 1or0.86
C 1or -0.86
D -1or -0.86

I know the answer is A but i need the working plz...

What is the approximate value of  q  in the equation below? –1.613–1.5220.5853.079

Asunflower was 20 1/2 inches tall. over the next 6 months, it grew to a height of 37 inches tall. what was the average yearly growth rate of the height of the sunflower? ? plz write a proportion to solve i will give you 100 points

Jessie and bob are financing $425,500 to purchase a house. they obtained a 30/8 balloon mortgage at 6.55%. what will their balloon payment be?