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ANTONII [103]
3 years ago
10

What is a basic ratio for 5:15

Mathematics
1 answer:
enot [183]3 years ago
3 0
5:15
Divide both sides by 5 to get it down to the lowest bases.
1:3
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Log(x+3)(2x+3)+log(x+3)(x+5)=2
trasher [3.6K]
<span>log(x-3)+log(x) = 2 + log(x+2) 
---------------------------
log[(x-3)x] - log(x+2) = 2
-----
log[(x^2-3x)/(x+2)] = 2
----
(x^2-3x)/(x+2) = 2^2
-------

x^2-3x = 4x+8
x^2 - 7x - 8 = 0
Factor:
(x-8)(x+1) = 0
Positive solution:
x = 8</span>
4 0
3 years ago
What is the equation of the given line? Y= -3x y= -3 x= -3 x=3
iVinArrow [24]

Answer:

y = -3x

An explanation is not needed for this is quite simple.

(Sorry for my bad English, I'm Japanese, lol.)

4 0
2 years ago
Simplify 2^3/7 • 2^1/4
poizon [28]

Answer:

4/7Hope this helps :)

Step-by-step explanation:

Exact form:4/7

Decimal form:0.571428

7 0
2 years ago
a travel agency charges $64 for each bus ticket and $82 for each train ticket. how much does it cost to buy 3 bus tickets and 4
jekas [21]
520 dollars for 4 train tickets and 3 bus tickets.
6 0
3 years ago
The _____ of two sets X and Y is denoted by X-Y​
lidiya [134]

Answer:

Cartesian product

Step-by-step explanation:

The Cartesian product of two sets, X and Y, denoted by X × Y, is the set of all ordered pairs (x, y), where x is an element of X and y is an element of Y: 8 (2.4.1) X × Y = { (x, y) ∣ x ∈ X ∧ y ∈ Y } For example, if Children = { Peter, Mark, Mary }, and Parents = { Paul, Jane, Mark, Mary }, then

5 0
2 years ago
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