Question

Which is a counterexample that disproves the conjecture?



For all real numbers n, 2n ≥ 1.



A.


n = 0


B.


n = 0.5


C.


n = –1


D.


n = 3

Answer 1

im sorry i forgot this from geometry.

Answer 2

1 ÷ a negative will be negative and therefore not > 0

2 is prime but 2^2 = 4

Answer 3

Can you see the value of n where this is not true? Its in the options!

Answer 4

i have no clue