Question:medium

If $f(x) = x^2 + 1$ and $g(x) = 2x - 3$, then $(f \circ g)(x)$ is equal to:

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Always put parentheses around the inner function when substituting! It prevents mistakes with signs and exponents, especially when expanding binomials like $(2x-3)^2$.
Updated On: Jun 6, 2026
  • $4x^2 + 9$
  • $4x^2 - 12x + 10$
  • $4x^2 - 12x + 13$
  • $2x^2 - 6x + 10$
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The Correct Option is B

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