Questions by AcsErno

Questions by AcsErno

Why is the simultaneous detection of methane and oxygen in an atmosphere a good indication of the existence of a biosphere on that planet?

asked Mar 6, 2020

1 answer

0 votes

116k views

Select the statements that describe a vector. Check all that apply. Vectors have a size only. Vectors have a size and a direction. Vectors are indicated with arrows. Vectors can have only positive values.

asked Feb 5, 2020

2 answers

2 votes

224k views

Which graph represents the parent function of y=x^2 −5? I believe it'd be the second one but how do you figure this out?

asked Jun 14, 2019

2 answers

4 votes

155k views

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