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bija089 [108]
3 years ago
12

Write (-4 + 2i) + (5 - 6i) as a complex number in standard form.

Mathematics
1 answer:
Volgvan3 years ago
7 0

Answer:

Step-by-step explanation:

hello :

(-4 + 2i) + (5 - 6i)= (-4+5)+(2i-6i) = 1 - 4i

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What is the greatest number of planes determined by four collinear points
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The greatest number of planes determined by four collinear points is ∞ , infinity
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Simplify 2 to the fifth power over 3 squared all raised to the fourth power. 2 to the twentieth power over 3 to the eighth power
Sunny_sXe [5.5K]

2 to the fifth power over 3 squared all raised to the fourth power

\left(\dfrac{2^5}{3^2}\right)^4=\dfrac{(2^5)^4}{(3^2)^4}=\dfrac{2^{5\cdot4}}{3^{2\cdot4}}=\dfrac{2^{20}}{3^8}

Answer: 2 to the twentieth power over 3 to the eighth power

Used:

\left(\dfrac{a}{b}\right)^n=\dfrac{a^n}{b^n}\\\\(a^n)^m=a^{n\cdot m}

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3 years ago
Find the volume of a rectangular prism if the length is 4x, the width is 2x, and the height is x^3+3x+6.
KATRIN_1 [288]

Answer:

the volume of this can only be solve as pedmas or diver prop

Step-by-step explanation:

the two x and four x with 3x+3x+6

3 0
4 years ago
Of the four choices given, which two, when written as a system, have a solution of (-4,5)?
Svetach [21]

Answer:

both choices with 2x+y = -3

Step-by-step explanation:

to have the solution (-4, 5), that point must be on both equations/functions, meaning it must be on either one.

in other words, if the point is not on at least one of the functions, it cannot be a solution for that system.

the given function

2x + y = -3

looks like for the point (-4, 5)

2×-4 + 5 = -3

-8 + 5 = -3

-3 = -3

correct.

but

-2x + y = -3

looks like for (-4, 5)

-2×-4 + 5 = -3

8 + 5 = -3

13 = -3

wrong. the point is not on this function.

as we can therefore rule out 2 of the answer options, the other 2 most be correct.

4 0
3 years ago
Find the first five terms of the sequence in which a = 3 and an = 2an - 1 + 13, if n 2 2.
Nina [5.8K]
The answer to this question is D
6 0
3 years ago
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