Sharlene
This page lists questions and answers that were posted by visitors named Sharlene.
Questions
The following questions were asked by visitors named Sharlene.
Answers
The following answers were posted by visitors named Sharlene.
a. Complete the square. -5x^2 + 400x - 2550 = -5(x^2 - 80x) - 2550 = -5(x^2 - 80x + 1600 - 1600) - 2550 = -5(x + 40)^2 + 8000 - 2550 = -5(x + 40)^2 + 5450 5450 x 1000 = $5,450,000 b. x = 40 40 x 1000 = $40000 c. Between $22 971 & 57 029
12 years ago
a. Complete the square. -5x^2 + 400x - 2550 = -5(x^2 - 80x) - 2550 = -5(x^2 - 80x + 1600 - 1600) - 2550 = -5(x + 40)^2 + 8000 - 2550 = -5(x + 40)^2 + 5450 5450 x 1000 = $5,450,000 b. x = 40 40 x 1000 = $40000 c. Between $22 971 & 57 029
12 years ago
a) yes. b)no.
10 years ago