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MMLU / If the parabola y₁=x²+2x+7 and the line y₂=6x+b intersect at…

Problem

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question

If the parabola y1=x2+2x+7y_1 = x^2 + 2x + 7 and the line y2=6x+by_2 = 6x + b intersect at only one point, what is the value of bb?
Plain-text mathematical notation (without MathML)
If the parabola y₁=x²+2x+7 and the line y₂=6x+b intersect at only one point, what is the value of b?
Original LaTeX notation
If the parabola $y_1 = x^2 + 2x + 7$ and the line $y_2 = 6x + b$ intersect at only one point, what is the value of $b$?

choices

  1. 7
  2. 3
  3. 12
  4. 4

subject

high_school_mathematics

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