Question

decide whether a³+3a²-6=a³ is quadratic equation​

Answer 1

a^3+3a^2-6=a^3

a^3+3a^2-6-a^3=0

3a^2-6=0

yes equation in quadratic

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Answer 2

Step-by-step explanation:

${a}^{3} + 3 {a}^{2} - 6 = {a}^{3 } \\ 3 {a}^{2} - 6 = {a}^{3} - {a}^{3} \\ 3 {a}^{2 } - 6 = 0$

This is a quadratic equation