Question

X^2-15 find the zero of the polynomial

Answer 1

Answer:

x=+15andx=-15

Step-by-step explanation:

x^2-15=(x+15^1/2)(x-15^1/2)=0 then x=+√15:/;x=-√15

Answer 2

Answer:

${x}^{2} - 15 = 0 \\ {x}^{2} = 15 \\ x = \sqrt{15}$