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Pregunta 2

Digital SAT Diagnostic Practice Quiz · Mazo: Digital SAT: Comprehensive Practice (Math & Reading-Writing)

For what value of $k$ does the equation $x^2 - 6x + k = 0$ have exactly one real solution?

  1. $k = -9$
  2. $k = 0$
  3. $k = 6$
  4. $k = 9$

Fuente: OpenStax College Algebra 2e, Section 2.5

Guía del examen: SAT — asignaturas, formato y fuentes oficiales.

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