Evaluating Expressions

Flashcard
•
Mathematics
•
6th - 9th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the formula for evaluating the expression b² + 4?
Back
To evaluate the expression b² + 4, substitute the value of b into the expression and perform the operations. For example, if b = 3, then the evaluation is 3² + 4 = 9 + 4 = 13.
2.
FLASHCARD QUESTION
Front
How do you evaluate m² when m = 7?
Back
To evaluate m² when m = 7, substitute 7 for m in the expression: m² = 7² = 49.
3.
FLASHCARD QUESTION
Front
What is the process for evaluating m + n when m = 29 and n = 11?
Back
To evaluate m + n, substitute the values of m and n into the expression: m + n = 29 + 11 = 40.
4.
FLASHCARD QUESTION
Front
How do you evaluate the expression 2(a - 5) + 2 when a = 15?
Back
Substitute 15 for a in the expression: 2(15 - 5) + 2 = 2(10) + 2 = 20 + 2 = 22.
5.
FLASHCARD QUESTION
Front
What is the evaluation of 3d when d = 5?
Back
To evaluate 3d when d = 5, substitute 5 for d: 3d = 3(5) = 15.
6.
FLASHCARD QUESTION
Front
What does it mean to evaluate an expression?
Back
Evaluating an expression means substituting the values of the variables in the expression and performing the necessary arithmetic operations to find a numerical result.
7.
FLASHCARD QUESTION
Front
What is the significance of substituting values in algebraic expressions?
Back
Substituting values in algebraic expressions allows us to calculate specific outcomes based on given variables, making it easier to solve problems.
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