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Math Finals Review

Math Finals Review Units 1-2

QuestionAnswer
Rule for Adding integers if they have the same sign Add Numbers and keep the same sign
Rule for Adding integers if they have the different signs Subtract the smaller number from the larger and then keep the sign of the larger number
Rule for Subtracting integers 1.Keep the sign of the first number 2. Change the sign minus to a plus 3. Change the symbol of the last number
Rule for Multiplying/Dividing integers Positive times Positive= Positive Negative times Negative =Positive Negative times Positive (or the other way around) = Negative
What does < mean? Less than
What does > mean? Greater than
What does ≥ mean? Is greater than or equal to
What does ≤ mean? Is less than or equal to
What is a closed circle on a number line used for? Is greater than or equal to or is less than or equal to
What is a open circle used for? Less than or greater then
Product rule Multiply the Coefficients, keep the base, and add the exponents
Power rule When you raise a power to another power.... Raise the coefficient to the power, keep the base, and multiply the exponents.
Quotient Rule Divide the coefficients, keep the base, and subtract the exponents
Anything with a zero power is __________. Undefined
What do you do if a number has a negative exponent? Find the reciprocal of the base and change the exponent to a positive number
What do you do to ADD or SUBTRACT numbers in scientific notation? 1. The numbers must have the same exponent. 2. Add or subtract the coefficients, keep the base and exponent. 3. Make sure the final answer is in proper scientific notation.
The square root of a perfect square is: Rational
The square root of a non-perfect square is: Irrational
The square root of a negative is : Imaginary
Rational Any number that can be written as a fraction or decimal
Irrational Non-terminating, non-repeating decimals
Integer A whole number that can be positive, negative, or zero
Created by: 20210565
 

 



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