3 years ago

Please help!!!i don't understand?

Mathematics

1 answer:

ruslelena [56]3 years ago

6 0

Do you understand?? :D

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If you quadratic equation has two complex roots and one of the roots is x+2i, what is the second root?

Tanzania [10]

Answer:

x-2i

Step-by-step explanation:

Complex roots come in pairs, called complex conjugates

If you have a root a+bi, the other root is a-bi

Since you have one root x+2i, the other root is x-2i

4 0

3 years ago

Ok last time I’m asking for this help I swear so far no one knows and I’m dying cause I need this done

labwork [276]

Answer:5

Step-by-step explanation:

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3 years ago

Read 2 more answers

Solve for p. 7(p-9) = -34. 3

dedylja [7]

Answer:

p=4.1

Step-by-step explanation:

6 0

3 years ago

18-22 evens please and show how to do the work

marta [7]

#18
Answer C
4*7 = 28 which is the most closest one to 27.8

#19
perimeter = 2(L+W)
175.33 feet = 2103. 96 in
2 ( 2103.96 +48)
2 * 2151.96
4303.92 inches

#20
L*W = A
2103.96 * 48
100990.08 inch^2

to lazy to do the rest sorry

5 0

3 years ago

6j+8j+(5+5) Use the distributive property

vova2212 [387]

Hello!

Answer:

$\boxed{14j+10}$

Step-by-step explanation:

Distributive property: →→ a(b+c)=ab+ac

Order of operations stands for:

↓

Parenthesis

Exponent

Multiply

Divide

Add

Subtract

*Left to right*

Please Excuse My Dear Aunt Sally!

First, you remove parenthesis.

6j+8j+5+5

Then, you add by the numbers from left to right.

6+8=14

14j+5+5

5+5=10

<u><em>14j+10 is the final answer.</em></u>

Hope this helps!

Have a nice day! :)

-Charlie

Thanks!

5 0

3 years ago