645 Answered Questions for the topic Algebra 2 Question
07/19/15
Weird prime numbers question
The sum of 2 postive prime numbers is a prime number and 3 times that sum is an odd number. Which of the following prime numbers must be one of the original prime...
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Algebra 2 Question Algebra 2
07/18/15
Of the 200 seniors graduating, 45 took an art class while in high school and 89 were in the band
Only 20 of the students who took an art class were not also in a band. What is the probability that a graduate chosen at random was in the band or had taken an art class?
A) 0.55
B) 0.67
07/18/15
A coin and a number cube are tossed at the same time.
What is the probability that the coin shows tails and the number cube shows a 2, 3 or 4?
A) 0.25
B) 0.50
Algebra 2 Question Algeba 2
07/18/15
math class is made up of 11 boys and 10 girls.
How many ways can the teacher choose one boy and one girl to solve a problem for the class?
A) 110
B) 121
Algebra 2 Question Algebra 2
07/18/15
This data represents the number of books Sarah reads each month:
{ 1, 1,3,3,4}
What is the approximate standard deviation of the data set?
A) 1.2
B) 2.4
Algebra 2 Question Algebra 2
07/18/15
What is the approximate probability that a point chosen insdie the rectangle is in the shaded region?
1st Shaded region: 2 m1st Non-shaded region: 3 m2nd shaded region: 1 m2nd non-shaded region: 1 m The side of the rectangle being 4 m (All the sides are 4 m for every one of the shaded and non...
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Algebra 2 Question Algebra 2
07/18/15
4 out of 5 dentists prefer a new mouthwash
If 5 dentists are chosen at random from the phone book, what is the approximate probability that exactly 3 of them will prefer the new mouthwash? A) 0.014B) 0.051C) 0.173D) 0.205
Algebra 2 Question Algebra 2
07/17/15
The numbers below show the number of boys and the number of girls on a schools debate team
Boys: 4
Girls: 6
If a student is chosen at random from the team, what is the probability that the students is a boy?
A) 0.4
B) 0.6
07/17/15
Algebra 2 question??
A printer has 8 colors of ink, but can only pick 3 to use on a pamphlet that he is printing. How many different color combination can he choose?
A) 24
B) 56
C) 120
D) 336
07/17/15
A coin is flipped three times.
What is the probability that the result is tails all three times?
A) 0.125
B) 0.167
C) 0.25
D) 0.50
07/17/15
What is the approximate probability that a point chosen insdie the rectangle is in the shaded region?
1st Shaded region: 2 m
1st Non-shaded region: 3 m
2nd shaded region: 1 m
2nd non-shaded region: 1 m
The side of the rectangle being 4 m
(All the sides are 4 for every one of the shaded...
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07/17/15
4 friends are choosing from 8 different drinks at a refreshment stand...
What is the probability that at least 2 of the friends order the same drink?
A) 0.25
B) 0.41
C) 0.50
D) 0.59
07/17/15
The probability distribution of the number of piglets per litter on a farm is given:
Piglet births per litter:
n piglets: ----------> 4 5 6
Probability of n piglets: 0.2 0.4 0.4
What is the expected number of piglets per litter on this...
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07/17/15
What is the approximate variance of the data set {0,0,1,2,3}
A) 1.17
B) 1.36
C) 2.34
D) 2.72
07/17/15
Algebra 2 question/ Help
A caterer records the number of weddings he works during 5 weeks of the summer: {0,3,4,3,6}. If he caters 3 weddings the next week, in what ways do the mean and the standard deviation of the data...
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07/17/15
4 out of 5 dentists prefer a new mouthwash
If 5 dentists are chosen at random from the phone book, what is the approximate probability that exactly 3 of them will prefer the new mouthwash?
A) 0.014
B) 0.051
C) 0.173
D) 0.205
07/15/15
algebra 1 question
How many ordered pairs of real numbers will satisfy the equation 2x-5y=6
A)1
B)0
C)2
D)3
E)infinite
Please Help!THANKS!
Algebra 2 Question Algebra 2
07/15/15
Given f(x)=5x-3 and g(x)=6x+2, find (f+g)(x)
A) 11x-1
B) 11x+5
Algebra 2 Question Algebra 2 Help
07/15/15
Given f(x)=x-3 and g(x)=4x, find g(f(6))
a) 3
b) 12
c) 21
d) 24
Algebra 2 Question Algebra 2
07/15/15
Given f(x)=2x+5 and g(x)=3x-4, find (gf)(x)
a) 5x+1
b) 6x^2-20
c) 6x^2 + 7x-20
d) 6x^2 +23x+20
Algebra 2 Question Algebra 2
07/15/15
Constant differences or ratios to determine parent function of data set?
x- 2 4 6 8 10 12
y- 5 10 15 20 25 30
A) exponential
b) linear
c) quadratic
d) square root
07/15/15
Given.....
f(x)= x-7 if x > 0
2x if x ≤ 0
and
g(x)= f(3x). what is g(x)?
A) g(x)= x-4 if x > 0
2x+3 if x ≤ 0
B) g(x)= 3x-21 if...
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Algebra 2 Question Algebra 2
07/15/15
Use constant differences or ratios to determine which parents function would best model the given data set?
x- 2 4 6 8 10 12
y- 5 10 15 20 25 30
A) exponential
B) linear
C) quadratic
D) square root
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