Question

Find zeroes of t square- 15

Answer 1

$t {}^{2} - 15 \\ t {}^{2} - \sqrt{15} \\ (t \: - \sqrt{15})(t + \sqrt{15}) \\ t \: = \sqrt{15} \: \: \: \: t = - \sqrt{15}$

here is your answer

Answer 2

Answer:

Step-by-step explanation: