2 years ago

which of the following expressions is positive for any value of a: a^2+4,(a+8)^2, 5a^2+2,a+13,(a-4)^2+4,(a+10)^2-1

Mathematics

2 answers:

yawa3891 [41]2 years ago

8 0

There is no way to answer this. No elimination or substitution method would solve this. Sorry.

andrey2020 [161]2 years ago

4 0

Answer:

I am not sure this is a real math equation

Step-by-step explanation:

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