Greyshowjumper Greyshowjumper

01-02-2017
Mathematics

contestada

Is the line through points p(-3,-2) and Q(2,3) perpendicular to the line through points R(10,1) and S(15,-6)?

Respuesta :

crisforp crisforp

01-02-2017

The slope of line PQ is m1 = ( 3 - (-3) ) / (2 - (-2) ); then m1 = 6/4 = 3/2;
In the same way, the slope of line RS is m2 = -7/5;
But (3/2) x (-7/5) = -21/10, which is diferrent from - 1;
So, the lines aren't perpendicular.

Answer Link

Otras preguntas

between the years 1996 and 2004, voter registration and turnout increased voter registration and turnout decreased registration increased but turnout decreased

which of the following correctly compares the functions of the epididymis and the urethra? a. sperm mature in the testes and travel through the epididymis to th

what is the name of the church in ethiopia that was carved into the shape of a cross

John made a rectangle pen for his dog using 28 feet of fencing. If the width of the pen is 2 feet more than one-half the length, what is the length and width of

what is another name for this polynomial based on the number of terms it contains: g(x)=-27x^3y^2 is it a trinomial?

Difference between diary keeping and record keeping

What is the oblique asymptote of the function f(x) x^2+x-2/x+1

you would use quotation marks to punctuate the title of

what is the purpose of staining samples in light & electron microscopy? Please answer! Thanks so much! (GCSE Biology)

why did w.e.b. du bois criticize booker t. washington?he criticized washington’s passive and cautious ways. he criticized washington’s aggressive and violent me