Describe and contrast the following for a circle: radius, diameter, chord, secant line and tangent line. Include sketches.
What will be an ideal response?
The radius of a circle is a segment from the center of the circle to any point on the circle.
A chord is any line segment whose endpoints are on a circle.
A diameter is a chord that goes through the center of a circle.
A secant line is a line that intersects a circle at two points.
A tangent line is a line that intersects a circle at exactly one point.
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Graph the linear inequality.x + y < -5
A. 
B. 
C. 
D. 
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = x2 + 4
A. 
B. 
C. 
D. 
Solve the equation and express the solution in exact form using either ln or log as indicated.3x = 81
Express the answer using ln.
A. {ln 27}
B. 
C. {ln 12}
D. 