isobellemoxon
isobellemoxon isobellemoxon
  • 24-01-2018
  • Mathematics
contestada

The sketch shows the graphs of:
y=2x + 2
y=2x^2 + 3x - 4

Work out the x-coordinates of the points S and T

The sketch shows the graphs ofy2x 2y2x2 3x 4Work out the xcoordinates of the points S and T class=

Respuesta :

Аноним Аноним
  • 24-01-2018
Since both expressions in x are equal to y we can write:-

2x + 2 = 2x^2 + 3x - 4

2x^2 + x - 6 = 0  

2x^2 + 4x - 3x - 6 = 0

2x(x + 2) - 3(x + 2) = 0

(2x - 3)(x + 2) = 0

x = 1.5 , -2

x coordinate of S = -2 and x coordinate of T = 1.5.




Answer Link

Otras preguntas

Extra points for this.. What is the difficulty level of “Pride and Prejudice” by Jane Austen? Tell the genre, and how many pages. If you have read this book, p
If the wild type DNA sequence reads THE CAT ATE THE BIG RAT, what type of mutation would change the sequence to THE CAT ATA ETH EBI GRA T
I’m not sure how to do any of this but just the answers would help a lot, thanks!
1.2 Mention THREE financial options that you may consider to assist you to start your own business
Which of the following statements is false? (A) At most temperatures, both plants consumed carbon dioxide. (B) Both plants responded to changes in light intensi
Can anyone help me with this pls . I really need this done today I need help with number two.
According to Hofstede, a cultural dimension which describes a society in which the social roles of men and women overlap, with neither gender exhibiting overly
Which statement best summarizes why the cell theory was developed over time?
please help meeee 10 points and brainliest
What is the interquartile range (IQR) of (11, 7, 31, 3, 2, 37, 41, 23)? 29 5 3417​