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Math Ch. 5
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Terms in this set (17)
scientific notation
a number written in the form c x 10 to the n power when c is greater than or equal to one and c is less than 10 and is an intiger
rational numbers
numbers that can be written as a quotient of 2 integers (fraction)
Ex: 6=6/1, -12=-12/1
irrational numbers
numbers that cannot be written as a fraction (non - repeating, non - terminating decimals)
Ex: pi, non perfect squares
If a fraction terminates as a decimal, the prime factors of its denominators will be ________. If it contains any other prime number it will _________.
2s, 5s or both
repeat
to divide a fraction...
multiply by the reciprocal (multiplicative inverse) of the divisor
How do you simplify a complex fraction?
a) check numerator for common fraction
b) check denominator for common factor
c) multiply using the OI method
Steps to Solving Equations
1. Change subtraction to add the opposite
2. Simplify
a) distribute
b) combine like terms
3. Isolate the variable
a) additive inverse
b) multiplicative inverse
1/11
0.09 repeating
2/11
0.18 repeating
3/11
0.27 repeating
4/11
0.36 repeating
5/11
0.45 repeating
6/11
0.54 repeating
7/11
0.63 repeating
8/11
0.72 repeating
9/11
0.81 repeating
10/11
.90 repeating
;