Problemas
Multiple Choice 10 points n^2-14n+45 (n+4)(n-4) (n-5)(n-9) (n-5)(n+9) (n+2)(n+3)
Roztwór
Dulce
élite · Tutor durante 8 años
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Respuesta
To factor the quadratic expression
, we need to find two numbers that multiply to 45 and add up to -14.Let's analyze the given options:1.
: This expands to
, which is not the same as
.2.
: This expands to
, which matches the given expression.3.
: This expands to
, which is not the same as
.4.
: This expands to
, which is not the same as
.Therefore, the correct answer is: