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Lesson Vocab for 13 Questions with complete solution 2024/2025 $13.69   Add to cart
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Lesson Vocab for 13 Questions with complete solution 2024/2025
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Lesson Vocab for 13 Questions with complete solution 2024/2025 Lesson Vocab for 13.6, 13.7, 17.1, 17.2, 17.4, 17.6, 18.1 A Relation - correct answer Any set of ordered pairs Domain - correct answer the set of x-cordinates Range - correct answer the set of y-cordinates Function -...

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  • October 15, 2024
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  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • MATH 172
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Lesson Vocab for 13.6, 13.7, 17.1, 17.2,
17.4, 17.6, 18.1
A Relation - correct answer ✔Any set of ordered pairs


Domain - correct answer ✔the set of x-cordinates


Range - correct answer ✔the set of y-cordinates


Function - correct answer ✔1) A relation in which no two ordered pairs have
the same first coordinate and different y-coordinates
*can have a repeated y-coordinate
2)Each x-value goes w/ only a y-value in range
3)An equation that can be written in 'y =' form


Vertical Line Test - correct answer ✔Any vertical line only crosess graph
once


Rational Numbers - correct answer ✔Any number as a fraction


Function Notation - correct answer ✔y = f(x) - F is the name of the function ;
this is to specifiy what to plug in


Agreement on Domain - correct answer ✔Unless otherwise specified, the
domain of a relation is assumed to be "all real numbers", that produce
numbers when subsituted for the independant variable (x)

, Polynomial - correct answer ✔An expression consisting of a sum/difference
of terms including a variable or variables raised to a power


EX: 5x^3 + 3x^2 -15x + 7


Rational Expression - correct answer ✔Polynomial (3x^2 + 6x) divided by
another polynomial


Rules to Multiply and Divide Rational Expressions - correct answer ✔1)
Factor the numerator and denominator
2) If dividing --> change to multiplication by dividing by reciprical
3) Reduce common factors (i.e. lowest terms)


How to find LCD - correct answer ✔1) Factor all denominators
2) LCD is all factors multiplied together counting their multiplicity


Steps for Solving Ration Equations - correct answer ✔1) Multiply both entire
sides of equation by LCD
2) Solve for variable
3) Must check answer


Solve a Formula for a Variable - correct answer ✔1) Get variable by itself
2) The variable you are solving cannot appear on the other side of the variable


EX: x = x^2 + 1 <----- this is wrong


Strategy for Solving a formula for a Variable - correct answer ✔1) Eliminate
fractions

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