Homework Help: Algebra

Posted by mysterychicken on Thursday, May 13, 2010 at 6:40am.

Need help with these:

12. Name the property: 8 + 3.4= 3.4 + 8
a. Inverse Property of Addition
b. Associative Property of Addition
c. Commutative Property of Addition
d. Inverse Property of Multiplication
I think the answer is C

16. The standard form for a linear equation is ____________
?

34. Find the range for the function y = x
a. all real numbers
b. all positive numbers
c. all negative numbers
d. none of the above
A?

37. Classify the number as rational or irrational number: 0.444444
Rational?

Thanks
-MC

Algebra - drwls, Thursday, May 13, 2010 at 6:44am
The answers you gave are correct.
The one you did not try is
y = mx + b.
Algebra - mysterychicken, Thursday, May 13, 2010 at 7:12am
Thanks!
-MC
Algebra - bobpursley, Thursday, May 13, 2010 at 9:29am
Standard form for a linear equation is

Ax+By=C
Slope intercept form is

y=mx + b

About the only use of the "standard" form, in my opinion, is inputting to a matrix for gaussian reduction.
Algebra - Anonymous, Saturday, October 22, 2011 at 3:12pm
-3/22x all numbers for which this problem are undefined
Algebra - Anonymous, Saturday, October 22, 2011 at 3:12pm
-3/22x all numbers for which this problem are undefined

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