I'm doing my question again and nobody is helping
A ship's guidance system measures that the ship is 12m from the top of a lighthouse the top of the ight-house is 9m above sea level how is the ship from the lighthouse
A) 15.13m
B)15m
C)12.36m.
Please help

step-by-step explanation:

3333333333333333333333333333333333333333333333

step-by-step explanation:

x = ± 6i

step-by-step explanation:

x^2 = -36

take the square root of each side

sqrt(x^2) = sqrt(-36)

we know sqrt(ab) = sqrt(a) sqrt(b)

x = ±sqrt(36) sqrt(-1)

we know that sqrt (-1) = i

x = ± 6i