9z^2–1
You asked:
Evaluate the expression: \(9 \cdot {z}^{2} - 1\)
MathBot Answer:
Evaluated
\(\displaystyle 9 \cdot {z}^{2} - 1 = 9 z^{2} - 1 \)
Factored
\[9 \cdot {z}^{2} - 1 = \left(3 z - 1\right) \left(3 z + 1\right)\]
9z^2–1
You asked:
MathBot Answer:
\(\displaystyle 9 \cdot {z}^{2} - 1 = 9 z^{2} - 1 \)
\[9 \cdot {z}^{2} - 1 = \left(3 z - 1\right) \left(3 z + 1\right)\]