Given the general quadratic formula where ax+ bx +c. Determine a + C.
(x - 1) (5x – 4)
2

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