3 years ago

F(x)=3x+6 Evaluate for f(4) Need Answers ASAP

Mathematics

2 answers:

Lubov Fominskaja [6]3 years ago

5 0

Answer:

F(4)=18

Step-by-step explanation:

3(4)+6=

12+6=

NeTakaya3 years ago

4 0

1x+6 will be your anser

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never [62]

Answer:

4.5

Step-by-step explanation:

First, you have to put them in order from least to greatest

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4 years ago

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3 years ago

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3 years ago

Which of the following is an example of a complex number that is not in the set of real numbers?

ExtremeBDS [4]

A complex number has a real and an imaginary part

$4 + 9i$ is a complex number

A complex number is represented as:

$a + bi$

Where:

$a \to$ real

$bi \to$ imaginary

By comparing the options to $a + bi$ ;

$-7$ and $2 + \sqrt 5$ are not complex numbers

This is so because they do not have imaginary parts

However,

$4 + 9i$ is a complex number

Because; 9i is imaginary