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Assoli18 [71]
2 years ago
11

How to use inverse cosin

Mathematics
1 answer:
Alecsey [184]2 years ago
4 0

Answer:

sec

Step-by-step explanation:

1/cosin = sec or cosin^-1

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can someone please tell me how to do 2x=3y and 4x-3y=12 using substitution to solve the system of equations.
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Answer:

Step-by-step explanation:

you divide the two to the y, which is x=3/2y

then, you simplify the second equation to y, which is -3y= -4x+12

then, you substitute the x=3/2y into the second equation,

-3y = -6+12

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Substitute the y into the first equation, x= 3/2y,

x = -3

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3 years ago
Is the perpendicular bisector of a line segment also an angle bisector?
algol13

Answer:

yes

Step-by-step explanation:

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Step-by-step explanation:

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