PRECALCULUS PRACTICE QUIZ

1. Let f (x) = 3x^2 +12x +3.
(a) Rewrite this quadratic function

(b) Find the vertex .

(d) Find the maximum or minimum value of the function .

(e) Sketch its graph labeling the vertex and intercepts.

1. Let f (x) = -x^2 +2x +15.

(a) Rewrite this quadratic function in standard form by completing the square .

(b) Find the vertex .

(d) Find the maximum or minimum value of the function .

(e) Sketch its graph labeling the vertex and intercepts .

1. Let f (x) = -2x^2 -4x +18.

(a) Rewrite this quadratic function in standard form by completing the square .

(b) Find the vertex .

(d) Find the maximum or minimum value of the function .

(e) Sketch its graph labeling the vertex and intercepts .

Start solving your Algebra Problems in next 5 minutes!

Algebra Helper
Download (and optional CD)

Only $39.99

Click to Buy Now:

2Checkout.com is an authorized reseller
of goods provided by Sofmath

Attention: We are currently running a special promotional offer for Algebra-Answer.com visitors -- if you order Algebra Helper by midnight of December 22nd you will pay only $39.99 instead of our regular price of $74.99 -- this is $35 in savings ! In order to take advantage of this offer, you need to order by clicking on one of the buttons on the left, not through our regular order page.

If you order now you will also receive 30 minute live session from tutor.com for a 1$!

You Will Learn Algebra Better - Guaranteed!

Just take a look how incredibly simple Algebra Helper is:

Step 1 : Enter your homework problem in an easy WYSIWYG (What you see is what you get) algebra editor:

Step 2 : Let Algebra Helper solve it:

Step 3 : Ask for an explanation for the steps you don't understand:

Algebra Helper can solve problems in all the following areas:

simplification of algebraic expressions (operations with polynomials (simplifying, degree, synthetic division...), exponential expressions, fractions and roots (radicals), absolute values)
factoring and expanding expressions
finding LCM and GCF
(simplifying, rationalizing complex denominators...)
solving linear, quadratic and many other equations and inequalities (including basic logarithmic and exponential equations)
solving a system of two and three linear equations (including Cramer's rule)
graphing curves (lines, parabolas, hyperbolas, circles, ellipses, equation and inequality solutions)
graphing general functions
operations with functions (composition, inverse, range, domain...)
simplifying logarithms
basic geometry and trigonometry (similarity, calculating trig functions, right triangle...)
arithmetic and other pre-algebra topics (ratios, proportions, measurements...)

ORDER NOW!

Algebra Helper
Download (and optional CD)

Only $39.99

Click to Buy Now:

2Checkout.com is an authorized reseller
of goods provided by Sofmath

"It really helped me with my homework. I was stuck on some problems and your software walked me step by step through the process..."

C. Sievert, KY

Sofmath
19179 Blanco #105-234
San Antonio, TX 78258

Phone: (512) 788-5675
Fax: (512) 519-1805