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HACTEHA [7]
3 years ago
10

In simplest form, what is 13/15 - 2/5​

Mathematics
2 answers:
natima [27]3 years ago
8 0

Answer:

7/15

Step-by-step explanation:

turn 2/5 to have 15 as the denominator (6/15)

then do 13/15-6/15

answer is 7/15

Kazeer [188]3 years ago
3 0

Answer:It is 7/5

Step-by-step explanation:

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An arc with length 5 pi over 4 inches is formed by a 15 degree central angle what is the radius of the circle
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Answer:

Radius of the circle is <em>15 inches.</em>

<em></em>

Step-by-step explanation:

Relation between length of arc, radius and the angle subtended by the arc on center is:

\theta = \dfrac{l}{r} ..... (1)

where \theta is the central angle in radians subtended by arc

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r is the radius of arc

We are Given the following details:

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We know that \pi \ radians = 180 ^\circ

Converting \theta to radians:

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6 0
3 years ago
(e+3)(e-5) expanded and simplified
Zarrin [17]

Step-by-step explanation:

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Expanded:

e \times e+e \times (-5)+e \times e+e \times 3

simplified:

{2e}^{2}  + ( - 2e)

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