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Vaselesa [24]
3 years ago
10

I² = √-1 true or false the check mark is going over top of the one just saying

Mathematics
1 answer:
sergij07 [2.7K]3 years ago
4 0

False: the imaginary unit, i, is defined by the following property:

i^2 = -1

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Will mark brainliest. Step-by-step please. Thank you very much.
Naily [24]

Answer:

133°

Step-by-step explanation:

angles on a straight line = 180°

180 - 144 = 36°

angles in a triangle = 180°

36 + 31 = 67

180 - 67 = 113

answer = 113°

3 0
3 years ago
Show all work. Write the equation in point slope form (5, -9); m = 6
eduard
Point slope form:
y+9=6(x-5)
7 0
2 years ago
Let f(x)=8x+8 find and simply f(x+1)
shusha [124]

Answer:

Step-by-step explanation:

f(x) = 8x + 8

f(x+1) = 8(x+1) + 8

= 8x + 8 + 8

= 8x + 16

8 0
3 years ago
Read 2 more answers
A two-factor study with two levels of factor A and three levels of factor B uses a separate group of n = 5 participants in each
Mashcka [7]

Answer: There are 30 participants are needed for the entire study.

Step-by-step explanation:

Since we have given that

Number of levels of factor A = 2

Number of levels of factor B = 3

Number of participants in each treatment condition = 5

So, the number of participants are needed for the entire study is given by

2\times 3\times 5\\\\=6\times 5\\\\=30

Hence, there are 30 participants are needed for the entire study.

7 0
3 years ago
Please help me on this.<br>2x+3=4x+1​
Ainat [17]
Subtract 2x from each side
2x+3=4x+1
-2x -2x
3=2x+1
subtract 1 from each side
3=2x+1
-1 -1
2=2x
divide each side by 2
2=2x
1=x
4 0
3 years ago
Read 2 more answers
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