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sergejj [24]
2 years ago
13

Someone please help :) Both pls :)

Mathematics
1 answer:
Alex2 years ago
8 0

Step-by-step explanation:

10. -3 + 2 = -1

11. 5 - 9 = -4

hope this helps you!

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A fair spinner is divided into 3 equal sections : red blue and green, it is spun 5 times what is the probability of getting red
Sav [38]

Answer:

80/243

or

.329218107

Step-by-step explanation:

This is a binomial distribtuion

THe probability of red= 1/3

the probability of not red= 2/3

Probability of getting exactly 2 reds in 5 spins

{5\choose2}*\frac{1}{3}^2*\frac{2}{3}^3=.329218107

or

80/243

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3 years ago
Your teacher announced a 50 point math quiz
77julia77 [94]

Answer:

There would be 5, 4 point questions and 10, 3 point answers

Step-by-step explanation:

4 0
3 years ago
What is the range of the function in the graph?
Anon25 [30]
Locate the highest or lowest point on the graph. In this case, there is no highest point. There is only the lowest point. That lowest point is (2,0). 

The y coordinate of that lowest point is y = 0. This is the smallest y can be. The value of y cannot be any smaller. This forms the left boundary of the interval notation answer.

There is no upper boundary on how high y can go. It can grow forever. Therefore the right boundary of the interval is infinity

This is why the answer is the interval notation answer [0,\infty)
The square bracket indicates "include this value in the set" while a parenthesis says "exclude this value". We can never reach infinity so infinity is always with a parenthesis

Final Answer: Choice A

Note: the interval notation answer for choice A is the same as writing y \ge 0 (y is greater than or equal to 0)
8 0
4 years ago
Solve the following equations. 2x - 7 = 11<br>help me please it's urgent​
elena-s [515]

Answer:

X=9

Step-by-step explanation:

2x-7=11

Add 7 each side

2x - 7 +7 =11 + 7

2x=18

Divide by 2 each side

2x/2=18/2

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4 0
2 years ago
Read 2 more answers
The circle graph shows the results of a survey in which 250 students were asked to choose their favorite color. How many more st
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The correct answer is 4%

Step-by-step explanation:

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