Karteikarten
Algebra Revision
Karten in diesem Stapel (21)
- 1What is the definition of pronumeral?A pronumeral is a letter or other symbol used to stand in replacement of an unknown number
(x, y, z) - 2What is the definition of a term?A single mathematical expression
(3, x, 4y, 6ab) - 3What is the definition of coefficient?A number that sits behind a pronumeral and multiplies it
(The 3 in 3a) - 4What is the definition of a constant?It is a number or value that can't be changed
(9, 5, 12, 25) - 5What is the definition of algebraic expression?It is an expression using pronumerals, constants, and coefficients
(3x+y+6-p) - 6What is the definition of like terms?Like terms are terms that include the same pronumeral OR are both constants
(3 and 5, 3a and -9a, b and b/2)
(5a and 5ab are NOT like terms, neither are 5a and 5b) - 7What is the definition of distributive law?It is a formula used to expand/open brackets
(a(b+c)=ab+ac) - 8What is the definition of formulaeIt is the plural of formula, which is a mathematical rule or relationship
(x = 2y - 7) - 9If x=3 and y=-5, then what is 3(x+y)It is -6
- 10Which ones are the like terms? a. 3a+4ab b. 5a+5b c. 4a+a² d. 3y+7yOption D
- 11Simplify 3a+4b-9a-6a+4b
- 12Multiply 4ab x 2w8abw
- 1322ad/11a2d
- 14Expand and Simplify 9(b+a)9b+9a
- 15Apples cost $a and bananas cost $b write an expression for 6 apples and one banana6a+b
- 16What is the definition of an expression?A combination of letters and numerals WITHOUT an equals symbol
- 17What is the definition of an equation?An expression on either side of the equals symbol
- 18What is the definition of a formula?It is the singular of formulae and formulas, which are mathematical rules or relationships
(x = 2y - 7) - 19What is the definition of a subject?A subject is the unknown variable you are solving for
- 201/2(6a+b)3a+b/2
- 21If 3(6a+4-5) =33, then does a=3? If not, what's the real answer? Check by substituting it back into your original answera=2 is the right answer, so a=3 was incorrect
Informationen
- Beschreibung
- These flashcards are personal definitions to help with algebra revision.
- Erstellt von
- srikshita sridhara
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- 11
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