Algebra Bell Ringer 11/13

Algebra Bell Ringer 11/13

Assessment

Flashcard

Mathematics

9th - 12th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is an explicit formula in a sequence?

Back

An explicit formula defines the nth term of a sequence directly as a function of n, allowing you to calculate any term without needing to know the previous terms.

2.

FLASHCARD QUESTION

Front

What is a recursive formula in a sequence?

Back

A recursive formula defines each term of a sequence based on the previous term(s), requiring knowledge of earlier terms to find later ones.

3.

FLASHCARD QUESTION

Front

How do you evaluate a function at a specific value?

Back

To evaluate a function f(n) at a specific value n, substitute n into the function's formula and simplify.

4.

FLASHCARD QUESTION

Front

What is a y-intercept in a graph?

Back

The y-intercept is the point where a graph crosses the y-axis, representing the value of y when x is 0.

5.

FLASHCARD QUESTION

Front

How do you find the rate of change between two points?

Back

The rate of change is calculated by taking the difference in y-values divided by the difference in x-values between two points.

6.

FLASHCARD QUESTION

Front

What does it mean for a sequence to be increasing?

Back

A sequence is increasing if each term is greater than the previous term.

7.

FLASHCARD QUESTION

Front

What does it mean for a sequence to be decreasing?

Back

A sequence is decreasing if each term is less than the previous term.

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