20 Answered Questions for the topic Points And Equations

Points And Equations Precalculus Linear Equations Slope

09/10/18

find an equation of the line passing through point (2, 1) and perpendicular to y=2x-3/2

I suck in math so please help math geniuses.
Points And Equations Ellipse Hyperbola Tangent

09/20/17

find the points of tangency

Find the points of tangency given f(x) = 15/2/x is tangent to x2/25 + y2/9 = 1
Points And Equations

07/08/17

Points and Slopes

Given the points A(-1, 6) and B(2, -3), what is?:a) The slope of ABb) Length of ABc) The co-ordinates of the midpoint of ABd) The equation of a line perpendicular to AB that passes through the... more
Points And Equations Geometry Equations Perpendicular Lines

05/04/16

How do you find the equation of perpendicular lines?

find the equation of the line that is perpendicular to 4y+x+40=O that passes through the point (1/2,0) 
Points And Equations Graph Equations Of A Line

04/02/16

value of a+b+c?

If the graph of the equation y=ax2+bx+c passes through the points (0,2), (-6,-7), and (8,-14), what's the value of a+b+c?
Points And Equations Graph

03/05/16

y=ax^2+bx+c

If y=ax^2+bx+c passes through the points (-3,10), (0,1), and (2,15), what's the value of a+b+c?
Points And Equations Precalculus Algebra Functions

06/13/15

Break even point!! Help!!!

Scenario with formulas: Cost Function C(Q)= 8q+3200 Revenue Function R(Q)= -10p^2+850p ( in terms of q,  (1/10q^2)+85q ...? I think?) Find the break even point(s) for this scenario. Identify the... more
Points And Equations Math Calculus Point

06/04/15

Find the point on the line

Find the point on the line 5x+3y+1=0 which is closest to the point (–1,3).     x= ? y=?  
Points And Equations Circle Equations Point In Circle

08/02/14

Calculate the fewest circles of 2r that will cover all the points marked out in a rectangle greater than 2r x 2r in size

I have a rectangle of lined graph paper of 1mm squares. The rectangle is greater than 2r in height and width. Within the rectangle I randomly mark three or more points that are no further than 2r... more
Points And Equations Geometry Algebra Help Circles

05/09/14

point problems

1) point (7,-6) and (9,4) are end points of the diameter of a circle. a) What is the length of the diameter? give the exact answer simplify as much as possible show work. b) What is the center of... more
Points And Equations Parabolas Graphing Optimization

04/02/14

Graphing/Optimization

Find the point on the graph of y=x2 +1 that is closest to the point (8, 3/2).
Points And Equations Word Problem Slope Math Help

04/02/14

points (show work)

Consider the points (1,6) and (3,-2). (a.) State the midpoint of the line segment with the given endpoints. (b.) Find the distance between the points. Show some work. Give the exact answer... more
Points And Equations

01/22/14

Find the equation of a line through the points (-2,1) and (3,6)

Find the equation of a line through the points (-2,1) and (3,6)
Points And Equations Geometry Midpoint Point

07/16/13

What is the midpoint of 12,12 and 2,12?

I just need to understand how its done. I don't understand the midpoint formula.
Points And Equations Math Algebra 1 Algebra

02/14/13

The equation of the vertical line that passes through the point (4, -3)

need help with this equation
Points And Equations Math Algebra 1 Algebra

02/13/13

The equation of the horizontal line that passes through the point (-2, -1).

The answer I got is  x= -2. Am i right?
Points And Equations

01/27/13

Find distance between each pair of points.

find distance between each pair of points.   (5,3) & (5,-3)  
Points And Equations

01/07/13

How do i write an equation when given two points?

Write the equation of the line through the points: (-3,16) (12,4)
Points And Equations Slope Intercept Form

10/08/12

How to write an equation for the line in point-slope form and then re-write in slope-intercept form.

A line passes through the given points (-1,0),(1,2). Write an equation for the line in point-slope form. Then rewrite the equation in slope-intercept form.
Points And Equations

10/04/12

How many equations have the point (3, 9) located on their graph.

y= x^2 y= 2^x y= (1/2)x y= |-3x| y= -|4x| y= 2x+ 3

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