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Mathematics 18 Online
OpenStudy (anonymous):

Which number completes the perfect square trinomial? x2 + 16x +_____ 32 100 64 8

OpenStudy (psymon):

All you need to do is take half of the number paired with x then square it. So half of 16 squared ^_^

OpenStudy (anonymous):

8

OpenStudy (psymon):

Now square it.

OpenStudy (anonymous):

2.8

OpenStudy (psymon):

No, I mean 2nd power, not square root.

OpenStudy (anonymous):

64

OpenStudy (psymon):

Bingo.

OpenStudy (anonymous):

was his name-o!

OpenStudy (psymon):

Lol, so Ive heard xD

OpenStudy (anonymous):

ha sorry i had to lol thank you

OpenStudy (psymon):

No worries :3

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