Question

square root of 64?

Answer 1

8

Answer 2

+/-8

Answer 3

can somebody help me with the problem thats attached below?

Answer 4

8

Answer 5

\[(\sqrt{5}-2)(3+\sqrt{5})/5-\sqrt{5}=3\sqrt{5}+5-6-2\sqrt{5}/5-\sqrt{5}\]
=\[-1-\sqrt{5}/5-\sqrt{5}=(-1-\sqrt{5})(5+\sqrt{5})/25-5\]
=\[-5-\sqrt{5}-5\sqrt{5}-5/20=-10-6\sqrt{5}/20\]
\[=-5-3\sqrt{5}/10\]

Answer 6

thank you mehreen

Answer 7

u r welcm