What is percent error and how is it calculated?
AI Topic 1 Review

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Mathematics
•
8th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Percent error is a measure of how inaccurate a measurement is, compared to the true value. It is calculated using the formula: Percent Error = |(Measured Value - Actual Value)| / Actual Value * 100%.
2.
FLASHCARD QUESTION
Front
How do you find the zeros of a function using a calculator?
Back
To find the zeros of a function using a calculator, input the function into the calculator, then use the 'zero' or 'root' function to find the x-values where the function equals zero.
3.
FLASHCARD QUESTION
Front
What is the process for rounding a number to a specific number of significant figures?
Back
To round a number to a specific number of significant figures, identify the first non-zero digit and count the required number of significant figures from there. Round up if the next digit is 5 or greater.
4.
FLASHCARD QUESTION
Front
What defines a geometric sequence?
Back
A geometric sequence is defined by a constant ratio between consecutive terms. Each term can be found by multiplying the previous term by a fixed, non-zero number called the common ratio.
5.
FLASHCARD QUESTION
Front
How do you determine the common ratio in a geometric sequence?
Back
The common ratio in a geometric sequence can be determined by dividing any term by the previous term (e.g., r = a_n / a_(n-1)).
6.
FLASHCARD QUESTION
Front
What is an arithmetic sequence?
Back
An arithmetic sequence is a sequence of numbers in which the difference between consecutive terms is constant, known as the common difference.
7.
FLASHCARD QUESTION
Front
How do you find the general term of an arithmetic sequence?
Back
The general term U_n of an arithmetic sequence can be found using the formula: U_n = U_1 + (n-1)d, where U_1 is the first term and d is the common difference.
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