Evaluate (complex solution)
a^{2}=20-8na^{2}\text{ and }20-8na^{2}=12
Solve for n
n=\frac{1}{12}\approx 0.083333333
|a|=2\sqrt{3}
Solve for a
a=-2\sqrt{\frac{5}{8n+1}}
a=2\sqrt{\frac{5}{8n+1}}\text{, }n=\frac{1}{12}
Quiz
Algebra
5 problems similar to:
a ^ { 2 } = 16 + 4 - 16 \cdot \frac { 1 } { 2 } \quad n a ^ { 2 } = 12
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