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Oliga [24]
3 years ago
13

PLEASE HELP ILL GIVE BRAINLIEST !!! 100 POINTS !! NO FAKE ANSWERS !

Mathematics
2 answers:
Molodets [167]3 years ago
8 0

Answer:

10-5i

Step-by-step explanation:

Conjugate is the change of sign

so I changed the + sign to -

svet-max [94.6K]3 years ago
6 0

Answer:

20.

Given, complex number is 10+5i .

We need to find sum of the given complex number and its conjugate. The conjugate of 10+5i is 10-5i. Therefore, the sum will be 10+5i+10−5i=20.

You might be interested in
2/5x+10=30<br> a- x=100<br> b-x=12<br> c-x=50<br> d-x=16
Sever21 [200]

Answer:

x=50

Step-by-step explanation:

x in (-oo:+oo)

(2/5)*x+10 = 30 // - 30

(2/5)*x-30+10 = 0

2/5*x-20 = 0 // + 20

2/5*x = 20 // : 2/5

x = 20/2/5

x = 50

x = 50

3 0
3 years ago
Read 2 more answers
Luca decides to play Wheel of Letters. To play the game, contestants spin a wheel with 26 equal sections, lettered A through Z.
diamong [38]

Answer:

Step-by-step explanation:

There are 6 qualifying letters, out of 26.

Thus, the probability that Luca will win through one wheel spin is

6/26, or 3/13, or 0.23.

This is a theoretical probability, since it could be calculated with the same result over and over.  An experimental probability, on the other hand, would be the result if the probability stemmed from experimenting:  making a list of all 26 letters and then spinning the wheel over and over again, perhaps 100 times, and recording how many times each of the 26 letters shows up.

8 0
3 years ago
Hannah wants to buy a $460 camera. She can save $50 each week from her paycheck.
PilotLPTM [1.2K]
Add 460 to 50 and you get a total of 510 dollars that she needs to make. Since she gets 50 every week, divide 510 by 50 to get 10.2. You cant have a part of a week so it will take her 11 weeks. C
3 0
3 years ago
Read 2 more answers
HELP <br><br>Determine whether the relation is a function<br><br> y=2w=2​
nexus9112 [7]

Answer:

Hi there!

I might be able to help you!

It is NOT a function.

<u>Determining whether a relation is a function on a graph is relatively easy by using the vertical line test. If a vertical line crosses the relation on the graph only once in all locations, the relation is a function. However, if a vertical line crosses the relation more than once, the relation is not a function</u>. <u>X = y2 would be a sideways parabola and therefore not a function.</u> Good test for function: Vertical Line test. If a vertical line passes through two points on the graph of a relation, it is <em>not </em>a function. A relation which is not a function. The x-intercept of a function is calculated by substituting the value of f(x) as zero. Similarly, the y-intercept of a function is calculated by substituting the value of x as zero. The slope of a linear function is calculated by rearranging the equation to its general form, f(x) = mx + c; where m is the slope.

A relation that is not a function

As we can see duplication in X-values with different y-values, then this relation is not a function.

A relation that is a function

As every value of X is different and is associated with only one value of y, this relation is a function.

Step-by-step explanation:

It's up there!

God bless you!

3 0
3 years ago
How to add with decimals like 4.0+14
nydimaria [60]
To make it easier turn 14 into 14.00 and then add4.0 with the 4on top of the 4 in 14
7 0
3 years ago
Read 2 more answers
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