Question

10. A bi-quadratic equation has degree (a) 1 (b) 2 (c) 3 (d) 4

Answer 1

A bi-quadratic means a 4 degree equation. It's like bi of quadratic so twice a square which is 4th degree.

Example can be $x^4 + x^3 - 2x +1 =0$ .

So, answer is (d) 4.

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