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Andre45 [30]
3 years ago
5

Select the correct answer.

Mathematics
1 answer:
galina1969 [7]3 years ago
8 0

Answer:

<h2>C. 8 + 3i</h2>

Step-by-step explanation:

(9 + 6i) - (1 + 3i) = 9 + 6i - 1 - 3i = (9 - 1) + (6i - 3i) = 8 + 3i

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Which of the following is the inverse relation of the set?<br> {(3, 1), (4, 2), (5, 3), (6,4)}
prisoha [69]

Answer:

i think 4,2 and 6,4

Step-by-step explanation:

7 0
2 years ago
What are 3 numbers that round to 54.5 when rounded to nearest tenth
Luba_88 [7]
54.49, 54.48, 54.47.

If the number after the tenth is 5 or above, that number changes to 0 and disappears, and it makes the tenth one bigger number.

8 0
3 years ago
What is 7.04 as a fraction and percent
kirill115 [55]
7.04 = 704/100 = 176/25

7.04 = 704%

3 0
3 years ago
Read 2 more answers
Show work for an opportunity to receive partial credit. Find the value of x.<br> 12 = - 4-6x-3)
masya89 [10]

Answer:

I will gladly let you have partial credit! I am putting two different ones because  I am not sure why the parenthesis is at the end. Just pick whichever one looks like the question you have. Hope this helps!

Step-by-step explanation:

  • 12 = -4-6x-3
  • 12 = -7-6x
  • 19 = -6x
  • x = -3.17

  • 12 = -4(-6x-3)
  • 12 = 24x+12
  • 0=24x
  • x=0
7 0
3 years ago
Write the quadratic equation whose roots are -2 and 1, and whose leading coefficient is 4 .
Kaylis [27]

Answer: the equation is

4x^2 + 4x - 12

Step-by-step explanation:

A quadratic equation is an equation in which the highest power of the unknown is 2.

The general form of a quadratic equation is expressed as

ax^2 + bx + c

Where

a is the leading coefficient

c is a constant

Assuming we want to write the quadratic equation in x, from the information given, the roots which are given are -2 and 1 and the leading coefficient is 4.

Therefore, the linear factors of the quadratic equation will be (x+2) and (x-1)

the equation becomes

(x+2)(x-1)

= x^2 - x +2x - 3

= x^2 + x - 3

Given a leading coefficient of 4, we will multiply the quadratic expression by 4. It becomes

4(x^2 + x - 3)

= 4x^2 + 4x - 12

7 0
3 years ago
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