Cool math fractal

math image

math image

pre-algebra help lessonsalgebra help lessonsprecalculus / calculus help lessonsmath anxiety survival guidegeometry math artmath and jigsaw puzzlesCoolmath booksother math stuff
math help lessonsmath practice problemsmath gamesmath dictionarygeometry trigonometry reference area
teacher's areaparent's areaCoolmath 4 kidsSpike's Game ZoneFinance FREAKTotally Stressed OutScience Monster

Coolmath Pre-Algebra
Exponents lesson 1 - Remember Exponents?   (page 1 of 3)
---- This pre-algebra lesson reviews what exponents are and how they work.

math image

line
Graphing Calculator Scientific Calculator << a new window will open for these
line
Remember from your arithmetic days (or is that daze?) what this means?

2^3

That's three 2's all multiplied together:

2^3 = (2)(2)(2) = 8

As you know by now, in Pre-Algebra, we work with that unknown guy... Mr. X!

The thing to remember is that x is a number -- we just don't know which one.

So, all the stuff you learned in arithmetic works here too!

algebra problem

What if we stick a 5 in front of this thing?

5x^3

The 5 is called a coefficient (because it's a number in front of an x guy) and it's just multiplied in with the x's.)

algebra problem

Remember that x is some mystery number...
What would we get if we let x = 3?

Continued on the next page

 The printing and distribution and/or downloading of these lessons is strictly prohibited.

line
Graphing Calculator Scientific Calculator << a new window will open for these
line

.....:::::::::::::::  HELP SUPPORT COOLMATH  :::::::::::::::.....
:::::::  link to us   :::::::   advertise with us  :::::::  why we have ads  :::::::

Thanks for visiting Coolmath.com
© 1997-2010 Coolmath.com, Inc.