Solve the inequality.
-$$x ^ { 2 } - 25 0$$
A) $( - \infty , - 25 )$ or $( 25 , \infty )$
B) $( - 5,5 )$
C) $( - \infty , - 5 )$ or $( 5 , \infty )$
D) $( - 25,25 )$

Question

Solve the inequality.
-$$x ^ { 2 } - 25 > 0$$
A) $( - \infty , - 25 )$ or $( 25 , \infty )$
B) $( - 5,5 )$
C) $( - \infty , - 5 )$ or $( 5 , \infty )$
D) $( - 25,25 )$

Quizplus · Accepted Answer

The inequality $x^2 - 25 > 0$ can be factored into $(x - 5)(x + 5) > 0$, which is true for $x < -5$ and $x > 5$, hence the correct answer is $( - \infty , - 5 )$ or $( 5 , \infty )$.

Solve the Inequality x2−25>0x ^ { 2 } - 25 > 0x2−25>0

Solve the Inequality $x ^ { 2 } - 25 > 0$