Here are the choices: A: C(-5,-7) d=9 B: C(-5,-7) d=18 C: C(5,7) d=9 D: C(5,7) d=18
Here are the choices: A: C(-5,-7) d=9 B: C(-5,-7) d=18 C: C(5,7) d=9 D: C(5,7) d=18
In which sphere is the ratio surface area/volume greater? A.) A smaller Sphere B.) A larger Sphere
My guestion is that the sector has the circumference, and the degree.
a circle has a radius of 1 inch. what is the length in inches, of an arc subtended by a central angle of 135degrees
I need help finding the center, radius and intercepts!
Two circles are tangent to two lines. The two circles have diameters 46 cm and 76 cm. The points of tangency are points A and B. Line segment AB measures 48 cm.How far are the centers of the two circles...
Which of the following is a sinusoid? A). x^2+y^2=1 B)x^2/3 + y^2/6=1 C). cuberoot(x) D) y=cos(x)-2 I am thinking it's D....is that correct...
Assume cos t = .45 and cos w = .89, both t and w are positive values between 0 and 2pi , and both t and w determine a terminal point in quadrant 4. Which of the following statements best describes...
please help me on this problem, i've been trying to solve it for an hour
The solutions (x,y) of the equation x^2 + 16y^2 = 16 form an ellipse circle Consider the point P ( in the positive x-yplane), with x-coordinate 1. a) Let h be a small non-zero number and form...
1)the tangent line on top of the circle(L1) has coordinates? a) what is the equation for L1? 2) the tangent line below the circle(L2) has coordinates? b)what is the...
Homework problem I can't figure out, there's two of these problems they're very similar but if someone can explain it to me step by step I think I can figure out the second one on my own. X2+Y2-8X+14y+40=0 Thank...
Want to solve the equation Δu = 0 in the annulus 1 < r < 4, with the boundary conditions u(cosθ, sinθ) = cos2θ and u = 0 on the circle where r = 4 Thank you to who can help...
A circular hole with diameter 6 cm is cut out of a circular piece of card with a diameter of 12 cm. The area of the remaining card, in cm2 , is (A) 6π (B) 27π (C) 36π (D)...
If Dave is standing at (12,0) next to a silo of cross-sectional radius r = 7 feet at the indicated position, his vision will be partially obstructed. Find the portion of the y-axis that...
2 x^2+4 x+2 y^2+12 y = 20 is the equation of a circle with and can be written in the general form (x-h)^2 + (y-k)^2 = r^2. Find h, k, and r.
Recall the equation for a circle with center (h,k) and radius r. At what point in the first quadrant does the line with equation y = 1 x + 4 intersect the circle with radius 4 and center (0, 4)...
Find an equation of the circle with center at (4,-6) that is tangent to the y-axis in the form of (x-A)^2+(y-B)^2=C where A, B, C are constant. What is A, B & C?
3 x^2+3 y^2-30 x-18 y +27=0 is the equation of a circle with center (h,k) and radius r for: h = ? k = ? r = ?
x^2-4 x+ y^2-14 y = 7 is the equation of a circle with and can be written in the general form (x-h)^2 + (y-k)^2 = r^2. Find h, k, and r. How do i rewrite it and find those variables...