Algebra 2 EOC
Flashcard
•
Mathematics
•
11th Grade
•
Practice Problem
•
Hard
Wayground Content
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11 questions
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1.
FLASHCARD QUESTION
Front
What is the interval of decrease for a function if it decreases from x = -2 to x = 6?
Back
(-2, 6)
2.
FLASHCARD QUESTION
Front
How do you calculate the sum of an arithmetic series with a_1 = 5 and a_n = 145 for S_15?
Back
S_15 = 1125
3.
FLASHCARD QUESTION
Front
What is the exact value of sin 240°?
Back
-√3/2
4.
FLASHCARD QUESTION
Front
How do you find P(A or B) if P(A) = 0.7, P(B) = 0.5, and P(A and B) = 0.4?
Back
P(A or B) = 0.80
5.
FLASHCARD QUESTION
Front
What is the probability of selecting a teen given that the person likes chocolate if the probability is 12/107?
Back
12/107
6.
FLASHCARD QUESTION
Front
Define an arithmetic series.
Back
An arithmetic series is the sum of the terms of an arithmetic sequence, where each term after the first is obtained by adding a constant difference to the previous term.
7.
FLASHCARD QUESTION
Front
What is the formula for the sum of the first n terms of an arithmetic series?
Back
S_n = n/2 * (a_1 + a_n)
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