SteJ8acqrardoz
SteJ8acqrardoz SteJ8acqrardoz
  • 04-07-2016
  • Mathematics
contestada

the equation of line wx is y = -2x - 5. write an equation of a line perpendicular to line wx in slope-intercept form that contains point (-1, -2)

Respuesta :

Ckaranja
Ckaranja Ckaranja
  • 05-07-2016
Gradient of line 1 =-2
Gradient of a line perpendicular to this line;
m1*-2=-1
m1=[tex] \frac{1}{2} [/tex]
[tex]y=mx+c y= \frac{1}{2}x +c[/tex]
Replacing for x and y
-2=1/2*(-1)+c
c=-3/2
y=[tex] \frac{x}{y} \frac{1}{2} x- \frac{3}{2} [/tex]


Answer Link

Otras preguntas

how many atoms of hydrogen are present in the reactants and in the products? 6CO2 + 6H2O → C6H12O6 + 6O2
What is the reason for cleaning dishes, utensils, and food preparation surfaces?
The sum of three numbers is 64. The second number is 3 more than the first. The third number is 11 less than twice the first. Find the numbers.
how can i solve 5.5x+32=57
What is elastic rebound
what does 10a-a-a-a equal
AB←→ is perpendicular to CD←→. How many 90° angles are formed by the intersection?
A grocery store receipt shows 5% state tax due on laundry detergent and a flower bouquet. Does it matter whether the tax is calculated on each separate item o
Do chickens have a backbone
sari has 3 times as many pencil erasers as sam. together, they have 28 erasers. he may erasers does sari have