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raketka [301]
3 years ago
15

Help...anyone plzzzzzzzzz

Mathematics
2 answers:
earnstyle [38]3 years ago
7 0
It needs to be at least conjunction because I'm dumb and don't how to do math cause I'm dumb so the answer is -45 (idk)
Arte-miy333 [17]3 years ago
4 0
Can you please take another picture that is closer to the diagram, it's quite blurry.
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In the complex number system, which of the following is equal to
pogonyaev

Answer:

C) 122+154i

Step-by-step explanation:

(14-2i)(7+12i)\\\\(14)(7)+(14)(12i)+(-2i)(7)+(-2i)(12i)\\\\98+168i-14i-24i^2\\\\98+154i-24(-1)\\\\98+154i+24\\\\122+154i

Therefore, C is correct. Recall that i^2=-1

3 0
2 years ago
Read 2 more answers
I’m on a test so I need help
sladkih [1.3K]
The answer is 2 y2 -9
4 0
3 years ago
5-2.1=? 5-2.17=? 5-2 7/8 solve make sure to re-check your self before answering or no forty points
frozen [14]

Answer: 5-2.1= 2.9

5-2.17= 2.83

5-2 7/8= 2.125

6 0
3 years ago
Find the product.<br><br> (−x−3)(2x2+5x+8)=
harina [27]

( - x - 3)(2 {x}^{2}  + 5x + 8) =  \\  =  - 2 {x}^{3}  - 5 {x}^{2}  - 8x - 6 {x}^{2}  - 15x - 24 =  \\  =  - 2 {x}^{3}  - 11 {x}^{2}  - 23x - 24

3 0
3 years ago
The velocity v of the flow of blood at a distance r from the central axis of an artery of radius R is given below, where k is th
andrew11 [14]
The average rate of blood flow is given by

\displaystyle\frac1{R-0}\int_0^Rv(r)\,\mathrm dr=\frac kR\int_0^R(R^2-r^2)\,\mathrm dr
=\dfrac kR\left(R^2r-\dfrac13r^3\right)\bigg|_{r=0}^{r=R}
=\dfrac kR\left(R^3-\dfrac13R^3\right)
=\dfrac{2kR^2}3
3 0
3 years ago
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