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expeople1 [14]
3 years ago
12

What is the standard form of (x + 1 + i)(x + 1 − i)

Mathematics
1 answer:
lbvjy [14]3 years ago
5 0

Answer:

hope it helps

Step-by-step explanation:

please mark me as brainliest thank you

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What’s the question on this??? I’m confused. Please lmk so I can help you get the right answers :)
6 0
3 years ago
The value of x is......
Volgvan

find the

value of x

the value of x is 80

7 0
3 years ago
Solve for x round to the nearest tenth
lidiya [134]

Answer:

47.0

Step-by-step explanation:

In this right angle triangle, we are faced with a challenge of two sides. The opposite side and the adjacent side, hence the tangent is used.

Where it is the opposite side and hypothenus side, the sine is used and when it is the hypothenus side and adjacent side, the cosine is used.

Hence, we have tan62°=x/25

We cross multiply, to have

25(tan 62°)= x

x = 47.01816

In rounding up numbers, number 1 to 4 will be rounded up to zero, while numbers 5 to 9 will be rounded up to 1.

Rounding up 47.01816 to the nearest tenth. The tenth value is the figure is 0, before it we have 1, which is to hundredth. 1 will be rounded up to zero.

So we have 47.0

3 0
3 years ago
What is the value of the expression (-2) to the third power (-2) to the second power
Lunna [17]

Answer:

-2 to the third power is -8

-2 to the second power is -4

Step-by-step explanation:

-2 to the 3 power = -2× -2×-2

-2 to the second power is -2×-2

4 0
3 years ago
The non separable differential equation dy dx = 8x − 2y has a linear particular solution of the form y = mx + b. Find m + b.
yulyashka [42]

Answer:

m + b=2

Step-by-step explanation:

From the question we are told that

The non separable differential equation \frac{dy}{dx} = 8x - 2y

Generally the chi form of a give equation is mathematically represented as

\frac{dy}{dx} +P(x)y= q(x)

\frac{dy}{dx} + 2y = 8x

ye^2^x=\int e^2^.8xdxx

ye^2^x=8(\frac{xe^2^x}{2}-\frac{\int e^2^x}{2})

ye^2^x=8(\frac{xe^2^x}{2}-\frac{e^2^x}{1})+c\\

ye^2^x=4x^2^x-2e^2^x+c

y=4x-2+c

for c=0

y=4x-2

Therefore

m=4\\b=-2\\m + b=4-(+2)

m + b=2

6 0
3 years ago
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