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ivann1987 [24]
2 years ago
12

Plzz Help !!!! What í the equation of (2x+y)^3 ???

Mathematics
1 answer:
Murljashka [212]2 years ago
4 0
If you are talking about the binomial being expanded then it would be:

8x^3 + 12x^2y + 6xy^2 + y^3

The y in the second term is not part of the exponent

And since you are raising the binomial to the third, you would be using the third row of Pascal's triangle.

Hope this helped!
You might be interested in
Missing angle trig (inverse) 10th geometry HELP ASAP
USPshnik [31]

Answer:

33. B

34. D

35. D

36. A

Step-by-step explanation:

All these questions require is a calculator :). For question 35, all you want to put in is arccos(0.8192) and make sure your calculator is in degree mode. For 36, all you want to put in is arctan(0.3839). For 34, all you want to put in is arcsin(0.6018). For 33, all you want to put in is arcsin(0.6561).

7 0
2 years ago
BRAINLIESTTT ASAP!!!!!<br> HELP PLEASE!!! I’ll appreciate it so much!
dezoksy [38]
100% + 1.8% = 101.8%
101.8% = 101.8/100 = 1.018

1) 450 * 1.018 = 458.10   in one month
2) 458,1 * 1.018 ≈ 466.35   in two months
3) 466,35 * 1.018 ≈ 474.74   in three months
4) 474,74 * 1.018 ≈ 483.29   in four months
.........................................

Answer: D.
6 0
3 years ago
In this quadrilateral x=<br> A) 56. B) 67 C) 78 D) 89
Oxana [17]

the correct answer is c 78

Step-by-step explanation:

lit can't be a because to small and can't be b because also to small. and and 92 is uptus and this is an acute angle

6 0
3 years ago
helpppppppppppppppp need now--------------------------------------------------Manuel borrowed $1,500 from his bank and signed a
Sedaia [141]
Answer: I think it’s 225
Explanation: 1,500 • .15= 225
3 0
3 years ago
A lake was closed because of an accidental pesticide spill. The concentration of the pesticide after the spill was 848 parts per
DochEvi [55]

Answer:

Step-by-step explanation:

a_{n}=a_{1}r^{n-1}\\0=848(0.75)^{n-1}\\or~(0.75)^{n-1}=0\\0.75

or~n \rightarrow 1+\infty\\or~n \rightarrow \infty

Hence lake will never be free of pesticide.

5 0
3 years ago
Read 2 more answers
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