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Consider the function f(t) = 3t-9 . You cannot take the square root of a negative number, so 3t – 9 must be____ zero.

2 Answers

1 vote
I think you mean

f(t)=√(3t-9)

so therefor since we can't take squaer root of negative

3t-9 must not be negative
basicaly, 3t-9 must be greater than or equal to 0
User Ebassi
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1 vote

Greater than or equal to

I hope this helps, and God bless <3

User Dwana
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