zitriggaroad
zitriggaroad zitriggaroad
  • 20-06-2017
  • Mathematics
contestada

Find the equation of the axis of symmetry and the coordinates of the vertex of the graph of the function y = –2x^2 +6x – 1.

Respuesta :

ghanami
ghanami ghanami
  • 20-06-2017
hello :
y = –2x² +6x – 1.
 y = -2(x²-3x)-1
y= -2( x² -2(3/2)x +(3/2)² - 
(3/2)²)-1
y = -2((x-3/2)² -9/4))-1
y = -2(x-3/2)² +7/2
the axis of symmetry is the line : x = 3/2 and vertex : (3/2 , 7/2 ) 
Answer Link

Otras preguntas

How is the horizontal component of velocity for a projectile affected by the vertical component?
Anne has 24 more cards than Devi.  Anne finds that 3/5 of Devi's cards are equal to 1/2 of her cards.  How many cards does Anne have?
find the area of a triangle with the following dimensions: a = 12 yards b=16 yards and c=24 yards round to the nearest square yard
Anne has 24 more cards than Devi.  Anne finds that 3/5 of Devi's cards are equal to 1/2 of her cards.  How many cards does Anne have?
How many grams are in 11.9 moles of chromium?
How many grams are in 11.9 moles of chromium?
Give this topic sentence : Swimming is really the health exercise anyone can do. What other detailed sentence you can say about the topic sentence.
How is the horizontal component of velocity for a projectile affected by the vertical component?
How many grams are in 11.9 moles of chromium?
How do I solve 2(a+2)=2?