Which of the following statements are identities? if a statement is an identity, specify the values of x where the
equation holds.
b. sec(x) = 1 where the functions on both sides are defined.

not solvable

step-by-step explanation:

we need more information, or at least an

225x²+4=0

225x²=0-4

225x²=-4

x²=-4/225

x=±√-4/225

the furthest the dog can be is 508 meters away from the house, and the closest he can be is 492 meters away from the house.