81−121x^2
You asked:
Evaluate the expression: \(81 - 121 \cdot {x}^{2}\)
MathBot Answer:
Evaluated
\(\displaystyle 81 - 121 \cdot {x}^{2} = 81 - 121 x^{2} \)
Factored
\[81 - 121 \cdot {x}^{2} = - \left(11 x - 9\right) \left(11 x + 9\right)\]
81−121x^2
You asked:
MathBot Answer:
\(\displaystyle 81 - 121 \cdot {x}^{2} = 81 - 121 x^{2} \)
\[81 - 121 \cdot {x}^{2} = - \left(11 x - 9\right) \left(11 x + 9\right)\]