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PSYCHO15rus [73]
4 years ago
15

Are the lines parallel, perpendicular, or neither

Mathematics
1 answer:
VikaD [51]4 years ago
3 0

Answer:

  perpendicular

Step-by-step explanation:

The first equation can be written in slope-intercept form as ...

  y = -1/2x - 3

In this form, we see that the slopes of the two lines are -1/2 and 2, so the product of their slopes is -1. That means the lines are perpendicular.

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Answer:

4

Step-by-step explanation:

you and your friend got 2 slices of pizza each, how many do you have in total.

it would be four

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3 years ago
If you place a 29-foot ladder against the top of a building and the bottom of the ladder is 24 feet from the bottom of the build
kobusy [5.1K]

Answer:

16.3

Step-by-step explanation:

3 0
3 years ago
Y =square root 1-x/1+x find it's derivative​
tiny-mole [99]

Answer:

The first derivative of y = \sqrt{\frac{1-x}{1+x} } is y' = -\frac{1}{(1-x)\cdot (1+x)^{3/2}}.

Step-by-step explanation:

Let y = \sqrt{\frac{1-x}{1+x} }. we can determine its first derivative by Rule for the Square Root Function, Rule for Power Function, Rule of Chain and Rule for the Addition of Functions, Rule for the Subtraction of Functions, Rule for the Division of Functions:

y' = \frac{1}{2\cdot \sqrt{\frac{1-x}{1+x} }}\cdot \frac{(-1)\cdot (1+x)-(1)\cdot (1-x)}{(1+x)^{2}}

y' = \frac{1}{2}\cdot \sqrt{\frac{1+x}{1-x} }\cdot \left[\frac{-1-x-1+x}{(1+x)^{2}} \right]

y' = \frac{1}{2}\cdot \sqrt{\frac{1+x}{1-x} } \cdot \left[-\frac{2}{(1+x)^{2}} \right]

y' = -\frac{1}{(1-x)\cdot (1+x)^{3/2}}

The first derivative of y = \sqrt{\frac{1-x}{1+x} } is y' = -\frac{1}{(1-x)\cdot (1+x)^{3/2}}.

6 0
4 years ago
The value of x is ?
Lelechka [254]

Answer:

None of the choices are correct.

Step-by-step explanation:

Considering this a right triangle, we may use the law of sines or "sohcahtoa" to find the length of x.

cos(45) = x/100\sqrt{2}

which equates to about x = 74.29174812021

7 0
3 years ago
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Write the logarithmic expression as a single logarithm with coefficient , and simplify as much as possible. Assume that all vari
Allushta [10]

Answer:

hope you can understand

4 0
2 years ago
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