Question

find the degree of the polynomial (x-5) (x²+9)

Answer 1

3 mark as brilliant answer

Answer 2

$(x - 5)( {x}^{2} + 9) \\ \\ (x - 5)( {x}^{2} + 9) = 0 \\ \\ x = 5 \: \: \: \: or \: \sqrt{ - 9} = - 3 \: or \: 3$