jessicacornelius
jessicacornelius
13-09-2015
Mathematics
contestada
F (x)=-x^2-2x+1
Zero (s):_______
Respuesta :
Panoyin
Panoyin
14-09-2015
f(x) = -x² - 2x + 1
0 = -x² - 2x + 1
x = -(-2) ± √((-2)² - 4(-1)(1))
2(-1)
x = 2 ± √(4 + 4)
-2
x = 2 ± √(8)
-2
x = 2 ± 2√(2)
-2
x = -1 ± -√(2)
x = -1 + (-√(2)) U x = -1 - (-√(2))
x = -1 - √(2) U x = -1 + √(2)
Answer Link
VER TODAS LAS RESPUESTAS ( 33+ )
Otras preguntas
Given a sample of carbon monoxide in certain conditions, find its volume at a different set of conditions.
The nurse verifies that the consent is on the chart for the transrectal ultrasound with possible prostate biopsy. Which action would the nurse include in the cl
Consider the balanced equation c3h8 5 (o2) 3(co2) 4 (h2o): 4. if you react 150 grams of oxygen, how many moles react?
jj sexmm jkjhjghtfyguhjkljhgfd
As the end point is reached, What color does the chloroform layer become as the bromthymol blue is liberated?
There are 457 bags of beans. Each bag contains 40 beans. The total beans are there in all is?a. 18,676 b. 17,789 c. 18,280 d. 17,700
An example of unmotivated lighting would be a. a special bulb that recreates the glow of a computer screen b. a fill light that makes a character more visible t
2. Part A: Macbeth hesitates to kill Duncan because of all of the following EXCEPT A Duncan's worthiness as a ruler B His belief that he will become king eventu
graph this line using intercepts 7x-4y=-28
Venous thromboembolism (VTE) prophylaxis is part of the preprocedure check-in. Why is communicating this information critical to the intraoperative team?A) Pati
