briannaloera01
briannaloera01 briannaloera01
  • 12-04-2020
  • Mathematics
contestada

19) In the xy-plane, what is the y-intercept of the graph of the equation
y=3(x-1)(x+2)?

Respuesta :

jimrgrant1 jimrgrant1
  • 12-04-2020

Answer:

- 6

Step-by-step explanation:

Given

y = 3(x - 1)(x + 2) ← expand factors using FOIL

  = 3(x² + x - 2) ← distribute by 3

  = 3x² + 3x - 6

To find the y- intercept let x = 0, thus

y = 3(0)² + 3(0) - 6 = 0 + 0 - 6 = - 6

Thus y- intercept = - 6 ⇒ (0, - 6 )

Answer Link

Otras preguntas

Evaluate the following expression: 7.0 x 10⁴ + 6.0 x 10³ A) 13 x 10⁷ B) 42 x 10⁷ C) 67 x 10³ D) 76 x 10³
Why did Leif Eriksson become an explorer and adventurer?
Why did Leif Eriksson become an explorer and adventurer?
A water skier is pulled behind a boat by a rope. The rope has a tension of 290 N and is at an angle of 33 degrees. What is the x component of the tension? A. 19
PLEASE Find the equation of the line............................perpendicular to the line y= 5x -1 and passes through the points (10,8)
An air mass entering Alaska from the northern Pacific Ocean would most likely be labeled on a weather map as(1) cP                   (3) mP(2) cT
what is 3(g-7)=2(10+g)
Use two examples to describe how insensitivity by the British toward Hindu and Muslim religious traditions caused the Sepoy Rebellion.
Which of the following was probably not a stock phrase in eighteenth-century poetry? a) verdant mead b) checkered shade c) simian rivalry d) shining sword e) bo
what was the most common jobs in 1800