Find the indicated intercept(s) of the graph of the function.2133:2139
-$f ( x ) = 56 x ^ { 3 } + 61 x ^ { 2 } - 102 x - 110 ; x + \frac { 11 } { 8 }$
A) Yes
B) No

Question

Quizplus · Accepted Answer

The x-intercept is found by setting $f(x) = 0$ and solving for $x$.$$56x^3 + 61x^2 - 102x - 110 = 0$$$$(x + 11)(8x^2 - 7x - 10) = 0$$$$(x + 11)(2x - 5)(4x + 2) = 0$$$$x = -11, \frac{5}{2}, -\frac{1}{2}$$So, the x-intercept is $-\frac{11}{8}$.

Find the Indicated Intercept(s) of the Graph of the Function f(x)=56x3+61x2−102x−110;x+118f ( x ) = 56 x ^ { 3 } + 61 x ^ { 2 } - 102 x - 110 ; x + \frac { 11 } { 8 }f(x)=56x3+61x2−102x−110;x+811​

Find the Indicated Intercept(s) of the Graph of the Function $f ( x ) = 56 x ^ { 3 } + 61 x ^ { 2 } - 102 x - 110 ; x + \frac { 11 } { 8 }$