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kow [346]
3 years ago
7

HELP PLEASE! Thanks :)

Mathematics
2 answers:
Alex Ar [27]3 years ago
7 0
Pi. I don't know what the square root is doing there because it has no number under it.
koban [17]3 years ago
3 0

Answer:

# 1. answer is Option 1,2, and option 5 those are irrational

# 2. answer is option 1 and the fourth option are irrational

# 3. Sorry this 1 wasnt on mine but the other 2 were and i am 100% sure about them

hope this helps

Step-by-step explanation:

I took the quiz so I know :)

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If y varies directly with x and y = 87 when x = 3, find y when x = 5. Write and solve a direct variation equation to find the an
Amanda [17]

Answer:

145

Step-by-step explanation:

y=kx

87=3k

k= 87/3

k= 29

y=29×5

y= 145

5 0
2 years ago
Help me, please!! Estoy desesperada y no hablo inglês!! Help
Aleksandr-060686 [28]
D:x>0\\
\log x+\log x^2+\log x^3=-6\\
\log (x\cdot x^2\cdot x^3)=\log 10^{-6}\\
x^6=10^{-6}\\
x^6=\left(\frac{1}{10}\right)^6\\ \boxed{x=\frac{1}{10}}
8 0
3 years ago
Read 2 more answers
Solve the proportion. 8/11 = 4/y + 2
Rashid [163]

Answer:

The answer is Y = - (22)/(7 )

Step-by-step explanation:

The parenthesis do not mean anything write 22/7 as a fraction.. why did you report my answer so rude

4 0
3 years ago
I got the same answer as the example
DaniilM [7]

Answer:

17

Step-by-step explanation:

2x2=4 4-7=3 3x3=21 21-4=17

5 0
3 years ago
In March, Delphine's house had 40% more snowfall than in February. Delphine's house had f centimeters of snowfall in February.
slamgirl [31]

Answer: Options 'C' and 'E' are correct.

Step-by-step explanation:

Since we have given that

Quantity of snowfall in February at Delphine's house be f centimeters

Quantity of snowfall in March at Delphine's house be 40% more than in February.

According to question,

40\%\ of\ f=0.4f\\\\Therefore,\\\\f+0.4f=1.4f

So, Options 'C' and 'E' are correct.

i.e. C) 1.4f

E) \frac{4}{10}f+f

4 0
3 years ago
Read 2 more answers
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