Praxis II: Math (5003) Answers Correctly Answered

Integers -Answer Positive and Negative Whole Numbers; Includes 0 Prime Number -Answer A whole number greater than 1 that only has two factors (itself and 1) Composite Number -Answer A whole number greater than 1 that has more than two different factors Rational Numbers -Answer All integers, decimals and fractions; any terminating or repeating decimal number Irrational Numbers -Answer Cannot be written as fractions or decimals because the number of decimal places is infinite and there is no recurring pattern of digits within the number (e.g. pi) Real Numbers -Answer Set of all rational and irrational numbers Order of Operations -Answer PEMDAS M/D and A/S are worked left to right in order Commutative Property -Answer The order of two numbers may be switched around and the answer is the same *THINK COMMUTE = move Associative Property -Answer Grouping numbers together does not change the value *THINK ASSOCIATE = group Distributive Property -Answer a(b + c) = ab + ac Additive Identity Property -Answer a + 0 = a Additive Inverse Property -Answer Any (+) number added to its opposite (-) is equal to zero Multiplicative Identity Property -Answer 1 is the multiplicative identity such that a x 1=a Multiplicative Inverse Property -Answer "Reciprocal" Law of Exponents -Answer 1) Any number raised to the power of 1 is equal to itself 2) The number 1 raised to any power is equal to 1 3) Any number raised to the power of 0 is equal to 1 4) Add exponents to multiply powers of the same base number 5) Subtract exponents to divide powers of the