WRQ8 (8 points) Prove or disprove each of the following statements.f(ac) - f(a) (c) [2] If lim exists, then lim f(x) = lim f(x). x - a ac->at (d) [2] Given that the precise definition of limit for f(a) - oo as x - -oo is the following: W x qeq7 upons' 0 > NE' O