# Locus- Calculus

17,246 results

### Locus- Calculus

Find the equation of the locus of the point representing z if |z-5-12i| + |z-5+21i|=13

### Biology / DNA / science

Hi, Can anyone confirm my answer here.. I need to determine familial relationship Body 1 Body 2 Body3 Locus 1 14,19 16,18 14,18 Locus 2 15,21 18,18 17,21 Locus 3 11,11 12,13 11,12 Locus 4 18,19 18,24 18,23 Locus 5 13,14 14,15 12,14 Locus 6 29,29.2 29,31.2 29,31.2 Locus 7 13,17...

### Locus

Find the locus of point P(x, y) that moves so that its perpendicular distance from the line 8x+6y-1=0 is always 5 units.

### math

what is the locus of the midpoints of the line segments joining a given external point to all points of a plane? (Locus is set in space aka 3d)

### Social Psychology

Could some one please help me with this assignment. I am really confused about this. Here is what I have to do: Write 200 to 300 words applying critical thinking to determine whether an internal or external locus of control is more effective in various life situations. The ...

### Analytic Geometry

Find the equation of a locus of a point which moves so that the sum of its distance from (2,0)and (-2,0) is 8. it is about equation of a locus.. please help!!

A point Y moves such that its distance from point B (1,2) is constant. Given that x=k is the tangent of the locus of Y , express the equation of the locus in terms of k.

### interpesonal relationship

Inventory score is 18 out of 40, what am I? An internal locus of control or external locus of control?

### MATHS

CONSTRUCT ON A SINGLE DIAGRAM ,TRIANGLE ABC IN WHICH BC=10CM,CA=7CM, AB= 8,5CM ,THE LOCUS POINT P GIVEN THATBP==PC,THE LOCUS OF A POINT Q SUCH THAT AQ=4CM

### locus

if a moving point p is always equidistant from the point A(2,4) and the line y=-4, find the equation of the locus of p

### Geo (locus)

I don't fully get this stuff but some of these I guessed on and some I think I;m close so will someone check/ help me please? * is the answer I put 1. Point A is 0.5 cm from j. k and k are parallel and 1 cm apart. Find the locus of points that are 0.75 cm from A and ...

### Biology

Typically we talk about blood types as B-positive or AB-negative and so forth. The positive and negative part of the blood type is determined by a completely separate gene (the Rh locus). The ABO locus and the Rh locus are inherited independently, like pea shape and pea color...

### human Genetics

Typically we talk about blood types as B-positive or AB-negative and so forth. The positive and negative part of the blood type is determined by a completely separate gene (the Rh locus). The ABO locus and the Rh locus are inherited independently, like pea shape and pea color...

### maths --plse help me..

without using set square or protacter construct 1. triangle A BC WITH AB = 5.5 CM , BC = 3.2 CM CA = 4.8 CM 2. DRAW LOCUS OF A POINT WHICH MOVES SO THAT IT IS ALWAYS A DISTANCE OF 2.5 CM FROM B. 3. DRAW LOCUS OF POINT SO THAT IT IS EQUIDISTANT FROM BC & CA . 4. MARK POINT OF ...

### math

1) The Vietnam Memorial in Washington, DC is an angular wall. If you are standing at the vertex of the angled monument and you wish to back up always staying equidistant from the side walls, describe the path you would take. 2) Describe fully the locus of points 6 units from ...

### Maths

Given that arg((z-1)/(z-2i)) = pi/4 describe the locus of P and sketch this on an argand diagram. Show that the point (1,3) lies on this locus. I know it is an arc subtended from the points (0,2) and (1,0) but I do not know how to find the centre of the circle which I am ...

### Maths

Given that arg((z-1)/(z-2i)) = pi/4 describe the locus of P and sketch this on an argand diagram. Show that the point (1,3) lies on this locus. I know it is an arc subtended from the points (0,2) and (1,0) but I do not know how to find the centre of the circle which I am ...

### Maths

Given that arg((z-1)/(z-2i)) = pi/4 describe the locus of P and sketch this on an argand diagram. Show that the point (1,3) lies on this locus. I know it is an arc subtended from the points (0,2) and (1,0) but I do not know how to find the centre of the circle which I am ...

### Maths

Find the equation of the locus of the point P(x,y) which moves so that it's distance from the point (0,3) is equal to its distance from the line y=-3 Show that the point (-6,3) lies on the locus Please help me with thisand also show working out

### calculus

Find the equation of the following. The locus of all points in a plane such that the sum of the distances from points (-2,-1) and (-10,-1) is equal to 6.

### Spheres, Locus (in space aka 3d)

1) A "small circle" is a circle on a sphere that is NOT a "great circle". What is the locus of the centers of ALL small circles of a sphere having radius 1/2 that of the sphere? I think the answer is a plane? But I'm not sure. Please help me!

### math

I need help with parametric equations, locus problems, tell me how to solve all questions if you can. Need help with one below: Tangents are drawn to a parabola x^2=4y from an external point A(x1,y1) touching the parabola at P and Q (a) Prove that the mid point, M, is the ...

### math

1) A gardener wants to plant flowers 10 feet form the base of a flag pole. When he has completed the task, describe in detail what geometric shape the planted flowers will form? 2) Describe the locus of points 5 units from the line whose equation is y=3 on a coordinate graph. ...

### maths

For the transformation w=z^2, find the locus of w when z lies on the imaginary axis. I thought the locus would be a line along the real axis as I thought w= r^2 or -r^2 but the book says it has argument pi which would mean only on the negative real axis ie w= -r^2 why both are...

### College Psych

Which of the following is NOT a cognitive factor involved in personality? a) A high degree of self-efficacy b) Surface Traits c) An external locus of control d) A low degree of self-efficacy e) An internal locus of control Please help I have no idea. If I had to guess I would ...

### Pre-calculus

Find the equation of the locus of the point which moves so that its distance from the point (2,0) is 2/3 its distance from the line y=5.

### Statistics and Research Methods

Trying to understand these two correlations using the Pearson r. How do i interrupt the relationships 1)Just World and Locus of control r=-.224 p-value=.210 (Sig. 2-tailed) 2)Just world and Authoritarianism r=.329 p-value=.062 3)Locus of Control and Authoritarianism r=-.203 p-...

### Calculus

Conic Sections- A point moves so that its distance from the origin is twice its distance from the point (3,0). Show that the locus is a circle, and find its centre and radius.

### Maths

For the transformation w=z^2, find the locus of w when z lies on the imaginary axis. I thought the locus would be a line along the real axis as I thought w= r^2 or -r^2 but the book says it has argument pi which would mean only on the negative real axis ie w= -r^2 why both are...

### Question

Which would be an example of internal locus of control? Jessie was involved in a car accident. Using his strong internal locus of control,he believes that ______ caused the accident. A. A BRAKE FAILURE B. A POORLY MARKED STREET SIGN C. HIS SISTER PLAYING THE RADIO TOO LOUD D. ...

### Psy230

1) How does a person’s level of autonomy affect their sense of freedom? The greater a person’s level of autonomy will be a greater sense of freedom. With autonomy the sense of freedom becomes greater because you increase you sense of responsibility and obligations to their...

### Psy230

1) How does a person’s level of autonomy affect their sense of freedom? The greater a person’s level of autonomy will be a greater sense of freedom. With autonomy the sense of freedom becomes greater because you increase you sense of responsibility and obligations to their...

### locus

Write an equation of the locus of points a. equidistant from the x-axis and the y-axis and whose coordinates have the same sign b.equidistant from the x-axis and the y-axis and whose coordinates have the same sign Can anyone please give me some ideas to do it? THANKS A LOT!

### Biology

Orange color in non-pedigreed cats is controlled by the O locus. The non-orange phenotype, if not diluted, appears as black coat color. Perform the following reciprocal crosses: Orange blotched female X black blotched male Black blotched female X orange blotched male What ...

### calculus

need help in below question. Thanks. A man runs round a circular track at a constant speed. Would like to know how to drawn locus of the points representing the magnitude ‘d’ of the displacement of the man from the starting position against time ‘t’ , during one lap of...

### biology

A dominant gene V in humans causes certain areas of the skin to become depigmented, a condition called "vitiligo." Albinism is the complete lack of pigment production and is produced by the recessive genotype aa. The albino locus is epistatic to the vitiligo locus. Another ...

### Genetics

I'm having trouble with this problem, because I keep getting the same answer for two of the questions, which doesn't help me with part d. If someone could give me some hints as to how to solve this correctly. Also do how does the anothocyanin factor in? Do rr plants die? In ...

### math

in the backyard there are two trees located at grid points A(-2,3) and B(4,-6) a) The family dog is walking through the backyard so that it is at all times twice as far from A as it is from B. Find the equation of the locus of the dog. Draw a graph that shows the two trees, ...

### PURE MATHEMATICS

1. The complex number 'a' is such that a^2=5-12i use an algebraic method to find the two possible values of 'a' 8. The complex number z is given by z=cosTheta + isinTheta where -1/2pi< or equal to Theta less than or equal to 1/2pi. a. show that |1+z|=2cos(1/2Theta) and arg(...

### geometry

what is the equation of the locus points equidistant from the lines y=1 and x=2

### Biology

Iwas woudnering if you could help me with this problem. The answer key says that the answer is D and I have no idea why. The chart, included in the link, reads off a value of about .5 for the G locus for the year 1980 Finding the percent heterozygous should be as sipmle as 2(....

Given a square, what is the locus of points equidistant from the sides?

### maths

if A=(3,5) and B=(4,1).find the equation of locus of point p which are equidistant from points A and B

### maths pleaaaase

The point X and Y are 8cm apart Draw a scale drawing of the diagram and draw the locus of points that are equidistant from both points X and Y what do they mean by equidistant Equidistant means the same distance. I'm not a teacher, but I would imagine that all points ...

### math

How do I solve this? Describe the locus of points z satisfying: |z+2|+|z-2|=5 z is a complex number.

### math

Find the locus of points equidistant from two straight lines y-5=0 and y-3=0

### Math

Find the locus of points that satisfy (a) |z+1| = |z+i| (b) Re z = |z-1| and sketch them in the complex plane.

### geometry

A moving point is always equidistant from (-3,2) and the line 2x-y+2=0. What is the equation of its locus? how do you solve this?

### psy

As individuals, people have the ability to make their own choices and decide for themselves. Many things can influence their ability to choose freely. Choice, change, and control are three factors that influence the degree to which people choose. How does a person’s level of...

### Positive Psychology

As individuals, people have the ability to make their own choices and decide for themselves. Many things can influence their ability to choose freely. Choice, change, and control are three factors that influence the degree to which people choose. How does a person’s level of...

### geometry

A moving point is always equidistant from (5,3) and the line 3x+y+5=0. What is the equation of its locus? Please help. how to do this problem?

### maths

A Variable Tangent To The Ellipse (x/a)^2 + (y/b)^2 =1 meets the parabola y^2=4ax at L and M. Find the locus of the midpoint of L M

### maths

A variable tangent to the ellipse (x/a)^2 +(y/b)^2 meets the parabola y^2=4ax at L and M. Find the locus of the midpoint of LM.

the variable point P(x, y) moves so that it is the same distance from the points (1,6) and (3, 2). The equation of the locus of P may be obtained by?

### math

Let S be the locus of all points (x, y) in the first quadrant such that (x/t)+(y/(1− t))= 1 for some t with 0<t<1. Find the area of S.

### math

4. In a backyard, there are two trees located at grid points A(-2,3) and B(4,-6). a) The family dog is walking through the backyard so that it is at all times twice as far from A as it is from B. Find the equation of the locus of the dog. Draw a graph that shows the two trees...

### math

show that the locus of a point whose distances from two given planes are in a constant ratio, is a plane.

### Maths (Coordinate Geometry)

A point P(x,y) moves so that the line joining P to A(9,-5) is perpendicular to B(4,5). Derive an equation specifying the locus of P.

### Math

A general point on a curve is P(3+4costheta,2+4sintheta). Show that the locus of P is a circle and find the centre and radius

### analytical geometry

show that the locus of a point whose distances from two given planes are in a constant ratio, is a plane.

### analytical geometry

show that the locus of a point whose distances from two given planes are in a constant ratio, is a plane.

### Analytic Geometry

Please help me to solve this problem. Find the equation of the locus of a moving point if the sum of the slopes of the line joining it to (1,3) and (4,-2) is 1.

### geometry

A moving point is always equidistant from (-3,2) and the line 2x-y+2=0. What is the equation of its locus? I need help for this problem because I am not very sure of my answer. Thanks in advance.

### help maths

plz help plz help if z=x+jy,show that the locus arg{(z-1)/(z)}=pi/6 is a circle.find its centre and radius

A point P moves so as to satisfy the ratio OP:PA=1:3,where O is the origin and A is the point (-4,0).Find the equation of the locus of P.

### geometry

Find the locus of a point which is equidistant from the origin and the point (-2,5)

### Geography

Find the equation of the locus of the points that are equidistant from points (-1,0) and (1,0)

### Biology

. Which of the following is the term given to the sequence of nucleotides that contains the information to make a specific protein molecule? A. Promoter B. Gene C. Operator D. Locus I thinh it is B.

### maths

Draw a triangle ABC with BC=10cm,AB=9cm and A11cm. on your diagram, draw and label the locus of points which are equidistant from B and C

### math

a line is drawn from the origin to a point on the ellipse 9x^2+25y^2=225.find the equation of the locus of midpoint of the line.

### psychology

It has been suggested that a stable worldview may contribute to the strress protection associated with A: an external locus of control B :the fight-or- flight response C: the faith factor D: biofeedback

### Maths

This is a 3-D Geometry Problem.Please help me out!P is a variable point such that its distance from the xy-plane is always equal to one-fourth of the square of its distances from the y-axis.Show that the locus of P is a cylinder.

### Biology

A man who has phenylketonuria (metabolic genetic disorder) marries a woman who is heterozygous at that locus. What is the probability that their first child will have phenylketonuria? Plz help asap

### algebra 2

ABC is a piece of wire bent so that straight portions AB and BC, whose lenghts are 3 inches and 4 inches, are at a right angle. The end A is fixed. What is the locus of C? I just don't know how to start!

### co-ordinate geometry

S is the point (4,0) and M is the foot of the perpendicular drawn From a point to the y-axis.If P moves such that the distance PS and PM remain equal,find the locus of point P

### modern geometry

Construct the locus of all points (in one half plane) from which the given segment (that you draw) is seen by: a. 120 degrees b. 105 degree I've tried following steps in my textbook but I'm struggling.

### Math

Hi SOCK is a parrallelogram .through a variable point H of[SC] draw the parallel to [OS]which cuts [SK]in E and [OC] in F. the parallel to [OC]cuts [OS]in M and [KC]in N. Find the locus of I midpoint of [HM].

### math

The locus of point whose distance from the point (0,5) is always 3/4 of its distance from line y=8 is an ellipse. Find major and minor axis

### geometry

a point moves so that its distance from the origin is twice its distance from the point (3,0) show that the locus is a circle and find its centre and radius

### Geometry

How many points in a plane are in the locus of all points equidistant from two parallel lines in the plane? a.0 b.1 c.2 d.infinitely many D?

### Pre Calc

Derive the equation of the locus of all points that are equidistant from the point F(-3,4) and the line y=-2. Leave your answer in general form. [General Form: ax^2+by^2+cx+dy+e=0]

### math

A straight line AB of length 10 units is free to move with its ends on the axes. Find the locus of a point P on the line at a distance of 3 units from the end on the x axis.

### math

the axes are rectangular and a point P moves on the fixed plane lx+my+nz=p.the plane through P perpendicular to OP meets the axes in A,B,C parallel to YOZ,ZOX,XOY intersect in Q.show that the locus of Q is p{1/x2+1/y2+1/z2}=l/x+m/y+n/z

### analytical geometry

the axes are rectangular and a point P moves on the fixed plane lx+my+nz=p.the plane through P perpendicular to OP meets the axes in A,B,C parallel to YOZ,ZOX,XOY intersect in Q.show that the locus of Q is p{1/x2+1/y2+1/z2}=l/x+m/y+n/z

P(x,y) moves such that its distance from point Q(4,8)is twiceits distance from point P(-2,3). Find the equation of the locus of moving point P.

A point moves such that its distance from point A(1,0) is twice its distance from B(-2,0).Find the equation of the locus of the point.

### psy

Logical inquiry: Find two reliable sources that provide a balanced view of internal versus external locus of control. Reference these sources in your response. Ms. Sue could you help me find those sources. thanks.

### Math

A straight line AB of length 10 units is free to move with its end on the axes.find the locus of the point p(x,y) on the line at the distance of 3 units from the end on the x-axis

### maths

A man runs round a circular track at a constant speed. Would like to know how to drawn locus of the points representing the magnitude ‘d’ of the displacement of the man from the starting position against time ‘t’ , during one lap of the track.

### BIOLOGY - HELP URGENT!!!!

How do the following terms relate to one another with respect to a single genetic locus? - Wild Type Allele(s) - Mutant Allele(s) - Gene Product(s) - Population - Genotype - Phenotype - Dominant Allele - Recessive Allele - Individual - Number of different alleles

### geometry

a point F is at a certain distance from a line AB .Another point P is moving in a plane such that the ratio of it's distance from F and line AB remains constant .find the locus of the point P

### math

The locus of a point whose distance from point (0,5) is always 3/4 of its distance from the line Y=8 is an elipse. Find the equation,centre, length of the major axis, length of the minor axis and the foci of the ellipse.

### geometry

. Which of the following circles would show the locus of points in a plane 1 unit from the intersection of the lines x + y = 2 and x â€“ y = 4? a. center (4, 2), radius = 1 b. center (3, â€“1), radius = 1 c. center (3, 1), radius = 1 d. center (0, 0), radius = 1

### Geometry

Describe the locus of all points, in space, that are 5 cm from line p. a. a line, 5 cm from line p. b. a pair of parallel lines, each parallel to and 5 cm from line p. c. a sphere with a radius of 5 cm. d. a cylinder with a radius of 5 cm. D?

### Pre-Calculus/Calculus

I am too embarassed to ask this Calculus (really pre-calculus) question in tutoring, because I know I should know. Is the inverse of f(x)=3x-1 actually f(x)=1/3x+1? How do I find it? What if it asks the same equation replaced with f to the -1 power (x)? I think I know how the ...

### Biology

you are studying a single-gene locus with two alleles in a population that is in Hardy-Weinberg equilibrium. Examination of a large sample of individuals from the population reveals there are six times as many heterozygotes as there are homozygote recessive individuals in this...

### Finite Math

Fifty percent of students enrolled in calculus class have previously taken pre-calculus. Thirty percent of these students received an A for the calculus class, whereas twenty percent of the other students received an A for calculus. Find the probability that a student selected...

### maths

DRAW LOCUS OF POINT SO THAT IT IS EQUIDISTANT FROM BC & CA . ... constructed such that none of these triangles overlaps triangle ABC. a) Draw a triangle ABC and then sketch ... 16) AB = 3.2cm BC = 8.4cm The area of the triangle ABC is 10cm². ... CONSTRUCT ANGLE ABC WHERE AB=...

### coordinate geometry

Find the equation of the locus of a moving point such that the slope of the line joining the point to A(1,3) is three times the slope of the line joining the point to B(3,1).

### maths

Q.1 PQ RS are the two perpendicular chords of the rectangular hyperbola xy = c^2.If C is the center of the rectangular hyperbola,then the product of the slopes of CP,CQ,CR&CSis equal to______ Q.2If PN is the perpendicular from a point P on the rectangular hyperbola to its ...