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vlabodo [156]
2 years ago
13

Someone please help! You have to show your work.

Mathematics
1 answer:
AnnZ [28]2 years ago
6 0
40/50 is the ratio because the cos formula is adjacent over hypotenuse and you can reduce it to 4/5 as a fraction :)
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One question i need help ASAP thanks guys :-)
krek1111 [17]

y-5=3x-6

standard form y=3x-1

i am sorry about first

6 0
4 years ago
What is the graph of 3x + 5y = –15?
Liono4ka [1.6K]

Answer:

Graph is option A

Step-by-step explanation:

3x + 5y = –15

To graph the equation , we need to get y alone

3x + 5y = –15

Subtract 3x on both sides

5y = -3x–15

Divide whole equation by 5

y=-\frac{3x}{5} -3

To graph this equation , we need to make a table

Plug in some number for x  and find out y

x                y=-\frac{3x}{5} -3

0                -3

-5                0

Two points on the graph is (-5,0)  and (0,-3)

Graph is option A

7 0
3 years ago
Read 2 more answers
Is the function described by the points in this table linear or non linear?
n200080 [17]
I put it them on a graph, they look like a straight line to me. That makes it Linear!
8 0
3 years ago
Marquise has 200 meters of fencing to build a rectangular garden. The garden's area (in square meters) as a function of the gard
Tomtit [17]
To find the optimized value you need to find where the vertex(tip) of the parabola

use
-  \frac{b}{2a}
to find the optimized x value

y= -w^2 +100w + 0

-  \frac{100}{  2 \times -  1}
x = 50
answer: 50

7 0
4 years ago
Read 2 more answers
Solve 3^(x+1) = 15 for x using the change of base formula log base b of y equals log y over log b.
Mazyrski [523]

Answer:

Step-by-step explanation:

To solve this , first we convert the exponential form in to log form

becomes  

now we apply change of base formula to remove base 3

like that log_3(15) becomes

2.46497=x+1

subtract 1 from both sides

x= 1.46497

Step-by-step explanation:

8 0
4 years ago
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