Equação de um circunferência concêntrica a outra e tangente a uma reta dada

Qual é a equação da circunferência concêntrica à circunferência x² + y² – 4x + 2y = 0 e que é tangente a reta y = 2x + 2 ? #ita #ime #efomm

(EFOMM 2019) Velocidade de uma bolinha num aro presa a uma mola ao girar um ângulo teta
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(EFOMM 2019) Velocidade de uma bolinha num aro presa a uma mola ao girar um ângulo teta

(EFOMM 2018) Área delimitada pelo corte de uma reta sobre uma parábola (Por Integrais)
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(EFOMM 2018) Área delimitada pelo corte de uma reta sobre uma parábola (Por Integrais)

Uma questão de cinemática que só sai se você souber Cálculo 2
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Uma questão de cinemática que só sai se você souber Cálculo 2

(ITA 2018) Polynomial equation featuring the forgotten concept of reciprocal equations
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(ITA 2018) Polynomial equation featuring the forgotten concept of reciprocal equations

You memorized sine, cosine, and tangent, but never understood them
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You memorized sine, cosine, and tangent, but never understood them

Introductory Calculus: Oxford Mathematics 1st Year Student Lecture
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Introductory Calculus: Oxford Mathematics 1st Year Student Lecture

How Laplace Solved The Gaussian Integral!
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How Laplace Solved The Gaussian Integral!

Geometry Puzzle: What’s the Radius?
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Geometry Puzzle: What’s the Radius?

The Day 18 Years Old Lionel Messi Substituted & SHOCKED The World
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The Day 18 Years Old Lionel Messi Substituted & SHOCKED The World

Unbelievable Smart Worker & Hilarious Fails | Construction Compilation #8 #adamrose #smartworkers
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Unbelievable Smart Worker & Hilarious Fails | Construction Compilation #8 #adamrose #smartworkers

But what is the Fourier Transform?  A visual introduction.
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But what is the Fourier Transform? A visual introduction.

My Golden Retriever Heals a Terrified Rescue Kitten in Just 3 Meetings!
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My Golden Retriever Heals a Terrified Rescue Kitten in Just 3 Meetings!

LAWYER: If Cops Ask "Where Are You Coming From?" - Say These Words
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LAWYER: If Cops Ask "Where Are You Coming From?" - Say These Words

NERVOUS 12-Year-Old Who Can Sing Without Opening Her Mouth Earns Mel B's GOLDEN BUZZER!
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NERVOUS 12-Year-Old Who Can Sing Without Opening Her Mouth Earns Mel B's GOLDEN BUZZER!

This Should Be Impossible...But It Isn’t | Find the Side of the Square!
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This Should Be Impossible...But It Isn’t | Find the Side of the Square!

JANITOR vs THE BIGGEST GUYS IN THE GYM. They Didn’t Expect THAT
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JANITOR vs THE BIGGEST GUYS IN THE GYM. They Didn’t Expect THAT

Can YOU Find the Radius of This Circle?
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Can YOU Find the Radius of This Circle?

How US Air Force B 52 Pilot Performed an Emergency Takeoff at Full Speed
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How US Air Force B 52 Pilot Performed an Emergency Takeoff at Full Speed

You Know This Song (but the Orchestra Doesn’t) | Jacob Collier & VSO School of Music Orchestra | TED
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You Know This Song (but the Orchestra Doesn’t) | Jacob Collier & VSO School of Music Orchestra | TED

The FULL VIDEO of Trump they didn’t want released
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The FULL VIDEO of Trump they didn’t want released