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Asap 25 pts brainliest to right best/answer

Which function families have maximums and minimums? 1.)linear absolute value functions and exponential functions 2.) linear absolute value functions and quadratic functions 3.) linear absolute value functions and linear functions 4.) linear absolute value functions and constant functions

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.