Date post: | 03-Jan-2016 |
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Different types of variables are unlike terms.
4x 8x2unlike
To be like terms, the variable part is what has to be the same,
not the numbers.
Different types of variables are unlike terms.
The variable part is what hasto be the same, not the numbers.
2xy - x2yunlike 1
Even if we put numbers in front(coefficients) of each variable,
they are still like terms.
xy yxLIKE5 -3
When in math we do additionWe must always add like things.To add decimals, we must line upCorresponding place values.To add fractions, we’re in need ofLike denomina-ators,In Algebra, we need like terms;They stay the same after we add,In Algebra, we need like terms;They stay the same after we add.
When we multiply two termsThey don’t have to be alike.First we multiply the numbers,Next, of course, the variables.When we write the final productHere’s the order of the factors:Number first, the letters next,Recorded alphabetically,Number first, the letters next,Recorded alphabetically.
9. 7 ( 3 )x x 7 3 10x x x
10. 5 ( 3 )a a 5 3 2a a a
11. 7 (3 )x x 7 3 4x x x
12. 11 (5 )y y 11 5 6y y y