Apex Highprecalc UNIT 5 EXAM 100 COMPLETE QUESTIONS AND CORRECT ANSWERS

Apex Highprecalc UNIT 5 EXAM 100 COMPLETE
QUESTIONS AND CORRECT ANSWERS

x^2+y^2+4x+8y−10=0 - ANSWER-5.477


what is the equation of the given circle (circle on bottom left of first
quadrant) - ANSWER-(x-2)^(2)+(y-1)^(2)=1


identify the circle and radius of the circle (x+4)^2+(y-2)^2=16 - ANSWER-
center: (-4,2)
radius: 4


which of the following is a degenerate circle - ANSWER-(x-5)^2+(y-1)^2=0


A degenerate circle is:
1: a circle with radius r = 0
2: a point.
3: a line. - ANSWER-1 and 2 only


A circle given by


x^2 + y^2 -2y -11 = 0


can be written in standard form like this


x^2 + ( y - k)^2 = 12


What is the value of k in this eqation? - ANSWER-1

, Apex Highprecalc UNIT 5 EXAM 100 COMPLETE
QUESTIONS AND CORRECT ANSWERS


what is the radius for a circle given by the equation: (x-2)^2+y^2=14 -
ANSWER-3.742


which of the following graphs matches the circle given by the equation:
(x+2)^2+(y-4)^2=9 - ANSWER-(graph in second quadrant, bottom of circle
at y=1)


which equation describes the circle having center point (3,7) and radius=4
in standard form - ANSWER-(x-3)^(2)+(y-7)^(2)=16


what is the value for b for the following circle in general form - ANSWER-2
(wrong answer)


which of the following is the equation of an ellipsis centered at (4,-1) having
a horizontal minor axis length of 14 and a major axis of 20 - ANSWER-((x-
4)^(2))/(49)+((y+1)^(2))/(100)=1


how long is the minor axis for the ellipsis shown below: (x+3)^2/(64)+(y-
7)^2/(4)=1 - ANSWER-4


what is the length of the major axis for the ellipsis shown below: (x-
1)^2/9+(y+5)^2/16=1 - ANSWER-8


if you add the length of the Focal radii of an ellipse, what other value will
you produce? - ANSWER-The length of the major axis