A circle in the xy-plane has a diameter with endpoints (-1, 3) and (7,3). If the point (0,b) lies on the circle and b >0, what is the value of b ?

Q: Which of the following is the center and radius of the circle? ²+²+4x-14y+46-0 O Center (2,-7);r=7 O…

A: equation is given is  x2 + y2 +4x -14y + 46 = 0 compare with circle equation  (x-a)2 + (y-b)2 = r2…

Q: Find the centre and radius of the circle x² + y2² - 4x+6y-23 = 0. O centre (2,-3), radius 6 O centre…

A:

Q: The circle x² + y² - 18x + 8y +48=0 is translated one unit right and two units down. Which is the…

A: We know that general form of a circle equation is -  (x - h)2 + ( y -k)2  = r2. Here (h,k) is center…

Q: In the coordinate plane, a circle has center (2,-3) and passes through the point (5,0). What is the…

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