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pogonyaev
2 years ago
15

7. Which equation, in point-slope form, passes through (3,-1) and has a slope of 2?

Mathematics
1 answer:
zzz [600]2 years ago
8 0
Answer: a
Explanation: y-y1=m(x-x1)
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Divide by long division method 4x³-x+1by(2x-1)
katen-ka-za [31]
\left[x _{2}\right] = \left[ \frac{-1+i \,\sqrt{3}+2\,by+\left( -2\,i \right) \,\sqrt{3}\,by}{2^{\frac{2}{3}}\,\sqrt[3]{\left( 432\,by+\sqrt{\left( -6912+41472\,by+103680\,by^{2}+55296\,by^{3}\right) }\right) }}+\frac{\frac{ - \sqrt[3]{\left( 432\,by+\sqrt{\left( -6912+41472\,by+103680\,by^{2}+55296\,by^{3}\right) }\right) }}{24}+\left( \frac{-1}{24}\,i \right) \,\sqrt{3}\,\sqrt[3]{\left( 432\,by+\sqrt{\left( -6912+41472\,by+103680\,by^{2}+55296\,by^{3}\right) }\right) }}{\sqrt[3]{2}}\right][x​2​​]=​⎣​⎢​⎢​⎢​⎢​⎡​​​2​​3​​2​​​​​3​​√​(432by+√​(−6912+41472by+103680by​2​​+55296by​3​​)​​​)​​​​​−1+i√​3​​​+2by+(−2i)√​3​​​by​​+​​3​​√​2​​​​​​24​​−​3​​√​(432by+√​(−6912+41472by+103680by​2​​+55296by​3​​)​​​)​​​​​+(​24​​−1​​i)√​3​​​​3​​√​(432by+√​(−6912+41472by+103680by​2​​+55296by​3​​)​​​)​​​​​​⎦​⎥​⎥​⎥​⎥​⎤​​
totally answer.
4 0
2 years ago
Help me with this plz
Sergio [31]

Answer:

C) Similar-SAS

Step-by-step explanation:

Here,

BSE ~ TES

Now,

BS = TE (:• being corresponding side )

BSE = TES (:• Being Corresponding angle

SE = SE (:•Being corresponding side)

Therefore,

the given triangle is similar by

SAS axiom

6 0
3 years ago
When a person is breathing normally the amount of air in their lawns varies sinusoidally. When full Karen’s lungs hold 2.8 L of
makkiz [27]

Answer:

A(t) = 2.2\sin \frac{(t - 2)\pi }{6} + 0.6

Step-by-step explanation:

Let the function of quantity in the lung of air be A(t)

So A(t) \alpha \sin (\frac{t - \alpha }{k} )

so, A(t) = Amax sin t + b

A(t) = 2.8t⇒ max

A(t) = 0.6t ⇒ min

max value of A(t) occur when sin(t) = 1

and min value of A(t) = 0

So b = 0.6

and A(max) = 2.2

A(t) = 2.2\sin \frac{(t)}{k} + 0.6

at t = 2 sec volume of a is 0.6

So function reduce to

A(t) = 2.2\sin \frac{(t - 2)}{k} + 0.6

and t = 5 max value of volume is represent

so,

\sin \frac{t - \alpha }{k} = 1

\frac{t - 2}{k} = \frac{\pi }{2} when t = 5

\frac{6}{\pi } = k

so the equation becomes

A(t) = 2.2\sin \frac{(t - 2)\pi }{6} + 0.6

7 0
3 years ago
X
Veseljchak [2.6K]
Sorry fdont really no
3 0
2 years ago
5b - 5 - 126 - 7<br> I need steps please and thank you
MA_775_DIABLO [31]

Answer:

5b - 138

Step-by-step explanation:

Alright let's break it down.

First, you can see that each constant (5,126,7) have negatives in front of them. SO you are going to subtract each one of them.

When subtracting negatives it's basically just adding them together. How to do it is simply adding:

5 + 126 + 7

Then you get 138.

BUT, it was negative numbers. So it's actually -138.

Then bring back the 5b and your answer is:

5b - 138

Mark brainliest if you can :D

6 0
2 years ago
Read 2 more answers
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