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aniked [119]
3 years ago
9

Can someone explain how to do this, please?​

Mathematics
1 answer:
BartSMP [9]3 years ago
6 0

Answer:

\sqrt{ {28x}^{2} - 6x }

Step-by-step explanation:

You would substitute "2x" for every "x" in the function in the same way you would substitute any other number.

So if f(x)=Sqrt[7x²-3x], then: f(2x)=Sqrt[7(2x)²-3(2x)]

=Sqrt[7(4x²)-3(2x)]

=Sqrt[28x²-6x]

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Step-by-step explanation:

3 0
3 years ago
50% of what number is 30?
mote1985 [20]
I hope this helps you




%50.?=30


50/100.?=30


1/2.?=30


?=30.2


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3 0
3 years ago
Please help I don't get number five and please explain
marysya [2.9K]
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3 0
3 years ago
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8 0
3 years ago
Plzz help this is due today​
andreyandreev [35.5K]

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Major Arc

Step-by-step explanation:

because it's bigger then half of the circle

8 0
3 years ago
Read 2 more answers
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