do they actually teach that a square root *cant* be positive?
a square root will always be a positive number because a negative number squared will always be positive, because negative*negative=positive
do they actually teach americans wrong maths?
do they actually teach that a square root *cant* be positive?
a square root will always be a positive number because a negative number squared will always be positive, because negative*negative=positive
do they actually teach americans wrong maths?