74 Answered Questions for the topic Coordinates

Coordinates Maths

11/05/15

#### Coordinates question (maths)

"The points A, B and C lie in order on a straight line.
The coordinates of A are (2, 5)
The coordinates of B are (4, p)
The coordinates of C are (q, 17)
Given that AC= 4AB, find the...
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10/29/15

#### Finding coordinates using circles

Find the coordinates of the point at the given angle on a circle of radius 4.2 centered at the origin
(a) −540?
(b) 135?

#### Physics Help?

An artillery shell is fired with an initial velocity of 300 m/s at 55° above the horizontal. To clear an avalanche, it explodes on a mountainside 42.0s after firing. Whar are the x- and...
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Coordinates Math

07/22/15

#### The point with which of the following coordinates is equal to the distance between coordinates (-1,4)?

The whole question:
In the xy-coordinate plane, the distance between the points with coordinates (0,2) and (3,6) is equal to the distance between the point with coordinates (-1,4) and the point...
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#### Geometry || Distance Formula Question

Use the Distance Formula and the x-axis of the coordinate plane. Show why the distance between two points on a number line (the x-axis) is | a – b |, where a and b are the x-coordinates of the...
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#### Which of the following could be the coordinates of the fourth vertex?

The whole question is this:Three of the four vertices of a parallelogram are located at (1,1), (7,1), and (3,5). Which of the following could be the coordinates of the fourth vertex?I. (-3,5)II....
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05/27/15

#### Identify the type of conic section and coordinates of the center, foci and vertices.

(y+3)^2/25+(x-2)^2/16=1

Coordinates

05/07/15

#### How do I do this?!?!?

In the coordinate plane, the points X7, 4, Y−9, 6, and Z−−3,5 are reflected over the x -axis to the points X ', Y ', and Z ', respectively. What are the coordinates of X ', Y ', and Z ' ? WHAT

04/30/15

#### NEED ANSWERED ASAP Derivatives of exponential functions

Determine the points on the interval [0, 2π] where f(x)= esinx+cosx

04/30/15

#### NEED ANSWERED ASAP Derivatives of exponential functions

Determine the coordinates of all points at which the tangent to the curve defined by y=x2e-x is horizontal

Coordinates

04/05/15

#### A baseball diamond is in the shape of a square, with bases at (0,4), (4,0), (0,-4), and (-4,0). The pitcher's mound is located at (0,0).

(Continued) What is the area of the part of the square that is in Quadrant 1?
What is the total area of the square?
...
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#### Determine the midpoint of the segment with endpoints (22,-9) and (-8,25).

We've been using the distance and parallel formula.

01/15/15

#### Write an equation of the line that contains diagonal AH.

In rhombus MATH, the coordinates of the endpoints of the diagonal MT are M(0, -1) and T(4,6). Also, explain how you know your line contains diagonal AH.

Coordinates

11/29/14

#### select the x-coordinate

Select the x-coordinate of the vertex of the parabola defined by the function f(x) = -3x2 + 5x + 9. A. -3/5 B. 9
C. 5/6
D. -5/3

09/01/14

#### Write an equation of the line perpendicular to the graph of x=3 and passing through D(4, -1)

I am completely stumped on this question and would really appreciate if someone could explain this for me!

#### In the xy-coordinate plane, point P has a coordinates (6,2) Point Q has coordinate (18,8).

If Point x is on segment PQ so that the length of segment PX is twice the length of segment XQ what are the coordinates of point x?

06/19/14

#### Find the open intervals on which f is concave up (down). Then determine the x-coordinates of all inflection points of f.

Let f(x)=(7x-2)/(x+2). Find the open intervals on which f is concave up (down). Then determine the x-coordinates of all inflection points of f.
1. f is concave up on which intervals?
2. f is...
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06/18/14

#### Determine the x-coordinates of all inflection points of f.

Let f(x)= (7x-2)/(x+2). Find the open intervals on which f is concave up (down). Then determine the x-coordinates of all inflection points of f.
1. f is concave up on the intervals=
2. f is...
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05/27/14

#### let f(x)=(3x)/(x-q) ...

q cannot be equal to x.
a) find the equations of the vertical and horizontal asymptotes of the graph of f.
the vertical and horizontal asymptotes to the graph of f intersect at the point...
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04/02/14

#### Optimization Problems

Two parabolas y=16-3x2 and y=x2-9 are drawn. A rectangle is contructed with sides parallel to the coordinate axes with the two upper vertices on the graph of y=16-3x2 and the two lower vertices on...
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Coordinates

02/21/14

#### Write the following numbers in the polar form

Write the following numbers in the polar form reiθ, 0≤θ<2π
a) 1/9
r=
θ=
b)6+6i
r=
θ=
c)-3-31
r=
θ=

#### How do you use coordinates and algebraic techniques to interpret, represent, and verify geometric relationships?

How do you use coordinates and algebraic techniques to interpret, represent, and verify geometric relationships?

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