what is the sum of abscissa and ordinate of a point P where all variable chords of the parabola y^2=8x subtend right angle at the origin , are concurrent .
what is the sum of abscissa and ordinate of a point P where all variable chords of the parabola y^2=8x subtend right angle at the origin , are concurrent .
Graph the system of inequalities and classify the figure created by the solution region (e.g., triangle, trapezoid, or parallelogram). x ≤ -1y ≤ 3x + 2 y ≥ -3x - 10
prove that none of the integers 11,111,1111,11111,... is a square of an integer
What's the answer to this differential equation if n is the nth derivative? XY^(n+1)=-ny^n
What is the equation of a circle, when the radius is 5 and the points pass through (3, 1) and (-2, -4)?
For what value n (a^n+1 + b^n+1)/(a^n+b^n) is in Gm?
Let a,b and c be real number such that 4a+2b+c=0 and ab>0 then quadratic equation ax^2+bx+c=0 has A. real roots B.complex roots C. purely imaginary D. only...
If p,q,r are real numbers satisfying condition p+q+r=0 then roots of quadratic equation 3px^2+5qx+7r=0 are
Among 40 people, 25 like black, 30 like red, 35 like white, at least how many people like all 3 colours?
Use the binomial theorem to find expressions in terms of r1 and r2 for: i. (x^3+y^3) ii. (x^4+y^4) r1=(x+y) and r2=(xy)
Find the center and the foci of the ellipse given by the equation -y^2+10y-4=9x^2+12x. At what points, if any, does this ellipse intersect the line
Carlisle conducted an experiment to determine if the there is a difference in mean body temperature for men and women. He found that the mean body temperature for men in the sample was 97.9 with a...
If the center of the regular hexagon is at origin and one of the vertex on argand diagram is 1+2i, then the perimeter is?
1. If f(x)=x^4 -8x^3+4x^2+4^x+39 and f(3+2i)= a+ib, then a:b equals? 2. If x= -2- root(3)i then value of 2x^4+5x^3+7x^2-x+41 is? please...
hey please help in getting this answer for the question. thanks
k = (cos 25° cos 35°) / (cos 10° sin 20°) . so, cos 10° equal to.... a. (k√3+1)/(2k-2) b. (k√3+1)/(2k+1) c. (k√3+1)/(2k+2) d. (k√3+1)/(k+1) e. (k√3+1)/(k-1) (choose...