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sammy [17]
2 years ago
13

Pls pls pls help me I will give brainlist pls

Mathematics
1 answer:
Lena [83]2 years ago
6 0

Answer:

  1. No
  2. yes
  3. yes
  4. yes
  5. No.
  6. yes
  7. No
  8. yes
  9. No.
  10. yes
  11. No
  12. No
  13. Yes
  14. Yes
  15. No

These are the answers according to serials.

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A quadratic equation with real coefficients and leading coefficient 1, has x = -bi as a root. Write the equation in general form
andrey2020 [161]
<span>The general form of quadratic equation with real coefficients and leading coefficient 1, has x = -bi as a root
=> x = <u>-b  + </u></span><u>√ b^2 – 4 ac</u><span>
                    2a

It is also written as:
=> ax^2 + bx + c = 0

Quadratic equation involves unknown numbers which is x, the numbers which a, b and c are called coeffecients.
There are also quadratic factorization where you factor the polynomial give to be able to get the value of the equation.</span>



5 0
3 years ago
Read 2 more answers
What is the sum of all the integers between square root of 12 and 52? I need to know now pls!
Alexxx [7]

Answer: 7&8

Step-by-step explanation:

5 0
3 years ago
-4.8f+6.4=-8.48 what is f?​
dalvyx [7]

Answer: The answer for f= 3.1

3 0
3 years ago
Can someone help me with all of this plz
zlopas [31]
Here's a solution for #8
Volume of a sphere = V = 4/3π r³
Your radius r = 6, so plugging that in you get:
V = 4/3π(6³)
V = 4/3π216
V = 864/3π
V = 288π (units³)

4 0
3 years ago
Omar needs at least $8 to buy lunch. Which number line represents this scenario?
Shtirlitz [24]

Answer:

I'd say none, as we're missing something in this problem. Make sure you've included everything to solve this problem. Thanks.

7 0
2 years ago
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