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Vika [28.1K]
3 years ago
10

6x²-3x+8x-6 plz do grouping for it

Mathematics
1 answer:
OlgaM077 [116]3 years ago
3 0

Answer:

6x^2+5x-6

Step-by-step explanation: The only change you have to is add -3 and 8 which is 5 (Dont forget the x) and there you have it .

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What is the area of a 320 ft semicircle?
Sever21 [200]

Answer: they do not have enough info but I will try my best to answer  if im wrong its not my fault  so please add more info

Solution

2. I know that for a Semi-Circle Area = 320 . From this find out Area of the Semi-Circle.

Solution:

Here Area=320(Given)

Area=

πr2

2

r2=

Area⋅2

π

r2=

320⋅2

22

7

r=14.2701

Diameter(d)=2r

=2⋅14.2701

=28.5402

Circumference=πr

=

22

7

⋅14.2701

=44.849

Perimeter=πr+2r

=

22

7

⋅14.2701+2⋅14.2701

=44.849+28.5402

=89.6979

Step-by-step explanation:

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4 0
2 years ago
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Kay [80]

Answer:10

Step-by-step explanation:

4 0
3 years ago
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26 cm/s = ? m/min... please help i don't understand this at all
Orlov [11]

.26/1.  There are 100 cm in 1 m. Divide 26 by 100. =.26. So there for there is .26 cm in 1 m.

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5 0
4 years ago
What is 28,527 in expanded form?
Karo-lina-s [1.5K]

Answer:

20,000 + 500 + 20 + 7= 28,527

8 0
3 years ago
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Can I get help? Thanks so much!
iris [78.8K]

Answer:

when x is 5, y is -1

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Step-by-step explanation:

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