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eimsori [14]
3 years ago
12

I need help on this questions please.

Mathematics
1 answer:
trapecia [35]3 years ago
7 0
First 3 and last one

You might be interested in
What is the absolute value of -4-√2i
rodikova [14]
For x +iy  absolute value =  √(x² + y²)

Absolute value of  -4-√2i = -4-i√2,  comparing x = -4, y= -√2
<span>         
Absolute value = </span>√( (-4)² + (-√2)²),        
             
                    (-4)² = (-4)*(-4) = 16,  (-√2)² = -√2 * -√2 = 2
<span> 
                         = </span><span>√( (-4)² + (-√2)²)
</span><span>
                         </span>= √(16 + 4) = √20

√20 = √(4*5) = √4 * √5 = 2√5

Absolute value = <span>2√5</span>
7 0
3 years ago
You spin the spinner and flip a coin. Find the probability of the compound event.
zimovet [89]

Answer:

the compound probability is 1/8.

Step-by-step explanation:

1/4 for the spinner x 1/2 for the coin

4 0
3 years ago
How is the total of these fractions: 1/8, 1/4, 3/8, 1/2, 5/8, 3/4, 7/8 divided between 20 people?
Kamila [148]
1/8+ 1/4(2/8)+ 3/8+ 1/2(4/8)+ 5/8+ 3/4(6/8)+ 7/8= 28/8 = 3 1/2
5 0
3 years ago
I have to explain the meaning of zero?<br> Please help, ill give brainly!
Klio2033 [76]

Answer:

0 ( zero) is a number, and the numerical digit used to represent that number in numerals. It fulfills a central role in mathematics as the additive identity of the integers, real numbers, and many other algebraic structures. As a digit, 0 is used as a placeholder in place value systems.

8 0
3 years ago
What is this answer?
kotegsom [21]

Answer:

A.  2^2

Step-by-step explanation:

I hope this helped! Have a great day!!!

7 0
3 years ago
Read 2 more answers
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