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Alexxx [7]
3 years ago
10

What is an equivalent expression (m ^1/3)^ 1/5 *the fractions are powers btw*

Mathematics
1 answer:
andrezito [222]3 years ago
5 0

\bf ~\hspace{7em}\textit{rational exponents}
\\\\
a^{\frac{ n}{ m}} \implies \sqrt[ m]{a^ n}
~\hspace{10em}
a^{-\frac{ n}{ m}} \implies
\cfrac{1}{a^{\frac{ n}{ m}}} \implies \cfrac{1}{\sqrt[ m]{a^ n}}
\\\\[-0.35em]
\rule{34em}{0.25pt}\\\\
\left( m^{\frac{1}{3}} \right)^{\frac{1}{5}}\implies m^{\frac{1}{3}\cdot \frac{1}{5}}\implies m^{\frac{1}{15}}\implies \sqrt[15]{m^1}\implies \sqrt[15]{m}

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I also need help with this
Dimas [21]

Answer:

7 strips

Step-by-step explanation:

One way we can solve this is through guess and check. Let's start with 4 strips. If Joe's grandma makes 4 strips, she will have 0.75*4 = 3.00 yards of fabric. That's a really low amount of fabric. Let's double that to 8, where Joe's grandma would need 0.75*8 = 6.00 yards of fabric. That's really close! Let's remove one strip. 0.75*7 = 5.25 yards of fabric. Perfect! Joe's grandma can cut exactly 7 strips

5 0
3 years ago
Calculate the frequency of a wave with a speed of 130 m/s and a wavelength of 2.5
denis23 [38]

Answer:

  52 Hz

Step-by-step explanation:

We can divide the speed by the wavelength to find the number of waves propagated in one second:

  (130 m/s)/(2.5 m/wave) = 52 waves/s

The SI unit of frequency is the Hertz, equal to one cycle per second.

The frequency of this wave is 52 Hz.

_____

<em>Additional comment</em>

The use of the unit Hz to signify frequency was adopted in 1933, but did not replace the unit "cycles per second" (CPS) until a number of years later.

3 0
2 years ago
Which point represents a solution to the system? <br> (6,1)<br> (8,1)<br> (6,2)<br> (6,-2)
pickupchik [31]

Answer:

Step-by-step explanation:

5 0
3 years ago
Find the circumcenter of the triangle.
mafiozo [28]
4*8
=24
24/2
=12
Perimeter is 12 units
8 0
3 years ago
-8 -8x + 10 + 6x = 19
hram777 [196]

Answer:

x = -8.5

Step-by-step explanation:

Let's rearrange the question to find x :)

-8x + 6x + 10 - 8 = 19

-2x + 2 = 19

-2             -2

-2x = 17

/-2      /-2

x = -8.5

4 0
3 years ago
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