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likoan [24]
3 years ago
13

If y^8 = 4 and y^7 = 3/x, what is the value of y in terms of x?

Mathematics
1 answer:
sashaice [31]3 years ago
6 0
<span>y^8 = 4
y^7 = 3/x

y(y^7) = 3/x(y)
y^8 = 3y/x

3y/x = 4
3y = 4x
y = 4x/3

Answer: (A)</span>
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Solve 5! how do i solve 5 with legit 0 context?
Yakvenalex [24]

Answer:

5! = 120

Step-by-step explanation:

using the definition of factorial !

n! = n(n - 1)(n - 2) .... 3 × 2 × 1 , then

5! = 5 × 4 × 3 × 2 × 1 = 20 × 12 × 1 = 120

8 0
1 year ago
Simplify -4(x+6)+2(x-2)
kati45 [8]

Answer:

-2x-28

Step-by-step explanation:

We can apply the distributive property then combine like terms for a simpler equation.

-4(x+6)+2(x-2)\\\\-4x-24+2x-4\\\\-2x-28

Hope this helped!

6 0
2 years ago
Read 2 more answers
1/6 ÷ 2 = 12 (true or False)?
lilavasa [31]

Answer:

False, False, True, False, True

Step-by-step explanation:

When you divide by a whole number, the answer always come out smaller

When you divide by a fraction, the answer always come out larger

8 0
2 years ago
A radar is designed to report the track of an aircraft every 2 seconds. If this radar reports 15 reports 15 tracks in one minute
meriva

Answer:

Step-by-step explanation:

Since radar reports 30 tracks in one minute in which 60 seconds makes 1 minute

Let calculate using this formula

Using this formula

Percentage of time=Tracks reported in minutes/60 seconds*100

Let plug in the formula

Percentage of time=30 tracks/60 seconds*100

Percentage of time=0.5*100

Percentage of time=50%

Inconclusion The percentage of the time that  radar track the aircraft is 50%

5 0
3 years ago
Read 2 more answers
Shortcuts?:)<br> Find dy/dx<br> y=-3x^7
Lostsunrise [7]
Knowing the power rule:
dx*n*x^(n-1) all you'd need to do is bring the 7 down and multiply it by -3, then subtract 1 from 7. Because dx is 1 you don't need to worry about it (you'll use chain rule for that)
So your final answer should be dy/dx= -21x^6
4 0
3 years ago
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