How the polynomial px^2 + qx + 5 is quadratic
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The highest power of x in f(x) is 4. Therefore, such a polynomial of degree 4 of the form rx⁴ + px² + qx + 5 is called a biquadratic polynomial, because it has double the power of a quadratic equation of the form ax² + bx + c.
Answer :- The type of the polynomial px² + qx + rx⁴ + 5 is biquadratic in nature.
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a quadratic polynomial is a polynomial whose degree is 2(highest exponent of the variable ). here px²+qx +5 is having its highest variable exponent as 2 . so,its a quadratic polynomial
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