Which statements are true of functions? check all that apply.
all functions have a dependent variable.
all functions have an independent variable.
the range of a function includes its domain.
a vertical line is an example of a functional relationship.
a horizontal line is an example of a functional relationship
each output value of a function can correspond to only one input value.
intro
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answer:

all functions have dependent variable.

all functions have an independent variable.

a horizontal line is an example of a functional relationship.

answer: for each 3 girls there is 2 boys . 3: 2

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answer

a,b, and d

explanation

a reflection angle is more than

but less than;

an angle that measures

is a reflex angle.(true)

an angle that measures less than

is acute.(true)

provided we are considering angles greater or equal to zero.

an acute angle lies in the range.

an obtuse angle is less than 180° but more than 90°

an angle that measures 300° is obtuse (false)

an angle that measures 65° is an acute angle.(true)