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ElenaW [278]
3 years ago
6

Which of the following is a complex number? -7 2 + StartRoot 3 EndRoot 4 + 9i Pi

Mathematics
2 answers:
zepelin [54]3 years ago
8 0
Second to last one is my guess
ASHA 777 [7]3 years ago
7 0

Answer: c

Step-by-step explanation:

,,,

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1. At a fundraiser breakfast, the bill for 3 glasses of orange juice and 5 pancake specials is $7.60, whereas the bill for 1 gla
RoseWind [281]
A.
If:
j - the price of a glass of juice
p - the price of a pancake special
Then:
3j + 5p = 7.60
j + 2p = 2.90

b.
If:
j + 2p = 2.90
Then:
j = 2.90 - 2p
We can substite j in the first equation.
<span>If:
3j + 5p = 7.60
</span><span>j = 2.90 - 2p
</span>Then: 
3×(2.90-2p) + 5p = 7.60
8.70 - 6p + 5p = 7.60
8.70 - p = 7.60
⇒ p = 8.70 - 7.60
⇒ p = 1.10

If:
<span>j = 2.90 - 2p
</span><span>p = 1.10
</span>Then:
j = 2.90 - 2×1.10
j = 2.90 - 2.20
j = 0.70

Thus, the price of a glass of juice is $0.70 and <span>the price of a pancake special is $1.10.

c.
If:
p = 1.10
j = 0.70
Then: 
j + p = 1.10 + 0.70 = 1.80

Thus, </span><span>the bill for 1 glass of orange juice and 1 pancake special is $1.80.</span>
6 0
3 years ago
What does it mean if u have a number in front of a square root?
netineya [11]
That means it's a surd
5 0
3 years ago
True or False <br> No links
AlladinOne [14]

Answer:

False

<em>Brainliest, please!</em>

Step-by-step explanation:

+ + = +

- - = +

+ - = -

- + = -

7 0
3 years ago
Read 2 more answers
Which table identifies the one-sided and two-sided limits of function at x = 2?​
Yuliya22 [10]

Answer:

Table 3

Step-by-step explanation:

Check table three;

lim\:_{x\to \:2^-}\:f\left(x\right)=\:4

lim\:_{x\to \:2^+}\:f\left(x\right)=\:1

Since the left hand limit (lim\:_{x\to \:2^-}\:f\left(x\right)) is not equal to the right hand limit (lim\:_{x\to \:2^+}\:f\left(x\right)),  the limit as x approaches to 2 does not exist.

Therefore "nonexistent" is true, and table 3 is the correct model of the limits of the function at x = 2

6 0
3 years ago
You want branliest.more branliest giving out
Leni [432]

Answer:

that is a cute dog

Step-by-step explanation:

1. very fluffy

2. small

3. sleeping

4. teddy bear dog :D

3 0
3 years ago
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