Praxis 5003 Mathematics Test Questions and Answers All Correct
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Course
Praxis 5003 Mathematics
Institution
Praxis 5003 Mathematics
Praxis 5003 Mathematics Test Questions and Answers All Correct
What is not a commutative operation? - Answer Subtraction (moving the numbers around changes the value of the difference)
Examples of rational numbers: - Answer 12/5, 1/3, Square Root of 16 (has to be a perfect square)
Ratio...
Praxis 5003 Mathematics
Test Questions and
Answers All Correct
What is not a commutative operation? - Answer ✔ Subtraction (moving the numbers
around changes the value of the difference)
Examples of rational numbers: - Answer ✔ 12/5, 1/3, Square Root of 16 (has to be a
perfect square)
Rational Number - Answer ✔ any number that can be written as a ratio
Intersecting lines - Answer ✔ share a common point
Intersecting planes - Answer ✔ share a common set of points (share a line)
Polyhedron - Answer ✔ Simple closed surface formed from planar polygonal regions
Think of directions as angles - Answer ✔ north and east/west = right angle
north and south = opposites (180)
Pythagorean Theorem - Answer ✔ a^2 + b^2 = c^2
find the area of a circle - Answer ✔ quarter circle: 1/4 x pi x radius^2
half circle: 1/2 x pi x radius^2
circle: pi x radius^2
If two prime numbers are multiplied together, the answer is always - Answer ✔
Composite
Expression - Answer ✔ Lacks an equals sign
Proportion - Answer ✔ form of an equation; ex. fraction = another fraction
Quadratic equation - Answer ✔ x^2 + 3x = x - 4
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