Question

find zero polynomial x2 - 15.

Answer 1

Hi there!
${x}^{2} - 15 = 0 \\ {x}^{2} = 15 \\ x = \sqrt{15}$
Hence zero of the polynomial is √15.

Answer 2

${x}^{2} - 15 = 0 \\ {x}^{2} = 15 \\ x = \sqrt{15}$
now..
the zeroes of the polynomial is
$\sqrt{15}$