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Shtirlitz [24]
3 years ago
6

A researcher determines the probability that a research study will reveal something new is p = 0.80. What is the probability tha

t the study will reveal something new or not reveal something new?
Mathematics
2 answers:
SVETLANKA909090 [29]3 years ago
6 0

Answer:

the probibilty is 1

Step-by-step explanation:

dezoksy [38]3 years ago
3 0

Answer:

1

Step-by-step explanation:

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If an<br> angle has a measure of 43°, what is the<br> measure of its complement?
grigory [225]

Answer:

47

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Plz help me with this asap​
Snezhnost [94]

Answer:

x=10

x=30

x=15.3

x=4

Step-by-step explanation:

1/2x+7=27

2x+7=27

2x=20

x=10

5=1x-25

30=1x

30=x

3x+9=54

3x=46

x=15.3

16=5x-4

20=5x

4=x

4 0
2 years ago
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Write the system of linear equations where the first number is x and the second number is y. Do not solve, just set up the two e
yawa3891 [41]
First equation is :

x + y = 16

and the second:

x  + (2 + 3y) = 18
8 0
3 years ago
A rectangle has a length of 11 inches and a width of 8.5 inches. This rectangle is dilated by a scale factor of 2.2 to create a
LuckyWell [14K]

Answer:

The dimensions of the new rectangle are 24.2\ in by 18.7\ in

Step-by-step explanation:

we know that

The dimensions of the new rectangle will be equal to the dimensions of the original rectangle multiplied by the scale factor

In this problem we have that

the scale factor is equal to 2.2

so

Find the new length  L2

L2=11*2.2=24.2\ in

Find the new width  W2

W2=8.5*2.2=18.7\ in


4 0
3 years ago
Read 2 more answers
What is r-1-2r less than or equal to -2? I need to show my work also.
Ulleksa [173]
(r -1 -2r) <= -2.  Simplify.

r -2r  <= -2 +1.

-r    <=  -1.    Divide both sides by -1 and reverse the sign. Recall in inequality
                    when you multiply or divide by negative, the inequality sign is
                    reversed.
r  >=  -1/-1

r >= 1.

That's it.
3 0
3 years ago
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