If m2 is positive, then m is positive. True or False question

Answer 1

False, by the contrapositive

m is negative then m² is negative

m² = (m)(m)

m² is positive since the product of two negatives is positive.

QED

Answer 2

False

m^2 >0 doesn't mean m>0

m^2 = 25 is positive, but m could be -5