A 6-foot person standing 20 feet from a streetlight casts a 5-foot shadow. how tall is the streetlight

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answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb

32/80  

91/140

the last one 54 doesn't go into 45. 54/100 ?

step-by-step explanation: