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3 years ago

Gregory saw that the answer to a problem in his friend’s textbook was 4+2i. This is an example of which type of number?

2 answers:

5 0

For this case the first thing you should know is that a complex number is written as follows:
a + bi
Where,
a: real part
bi: imaginary part
We note that for this case:
a = 4
b = 2
Obtaining the following complex number:
4 + 2i
Answer:
This is an example of:
a complex number

Katarina [22]3 years ago

4 0

A complex number.
Complex number is:
a+bi

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1. Which of the following values of n will make the below equation true? n × (−2+5 ) = −8+20

Salsk061 [2.6K]

Answer:

1a 2a

Step-by-step explanation:

n × (−2+5 ) = −8+20

n × 3 = 12

n = 4

2 + (n+6) = −1+6

n + 8 = 5

n = -3

7 0

3 years ago

5x - x + 12 +2x - 7 = 10

Degger [83]

Combine like terms. Like terms are completely the same excluding coefficients.
6x+5=10

Subtract 5 from both sides
6x=5

Divide bith sides by 6
x=5/6

Final answer: B

4 0

3 years ago

Read 2 more answers

Explain 15 is not a prime factor

MissTica

15 is not a prime factor as it is divided by 1,3,5 and 15.

Additional information:

Prime numbers are those numbers which can only be divided by itself .for instance:1,2,3,5,7 ,11,13 etc.

Composite number s are those numbers which can be also divided by other numbers,For instance: 4,6,8,10 etc

Hope it helps....

7 0

3 years ago

| x | < 2 solve the inequality and then graph the solution

anzhelika [568]

Answer:

Any number smaller than 2

Step-by-step explanation:

You would graph this by wrighting a solid, filled in circle with an arrow point toward the negative numbers, because those numbers are smaller than 2

3 0

2 years ago

A spinner with 10 equally sized slices is shown below. (3 slices are blue, 2 are yellow, and 5 are rec the probability that the

Ainat [17]

Answer:

1/2

Step-by-step explanation:

Blue + yellow = 3 + 2 = 5 out of 10 slices

5 out of 10 = 5/10 = 1/2

5 0

2 years ago