O'Reilly logo

Precalculus with Calculus Previews, 6th Edition by Dennis G. Zill, Jacqueline M. Dewar

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Image

Final Examination

A. Fill in the Blanks

In Problems 120, fill in the blanks.

1.  Completing the square in x for 2x2 + 6x + 5 gives _____.

2.  In the binomial expansion of (1 − 2x)3 the coefficient of x2 is _____.

3.  In interval notation, the solution set of the inequality Image is _____.

4.  If a − 3 is a negative number, then |a − 3| = _____.

5.  If |5x| = 80, then x = _____.

6.  If (a, b) is a point in the third quadrant, then (–a, b) is a point in the _____ quadrant.

7.  The point (1, 7) is on a graph in the Cartesian plane. Give the coordinates ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required