Need help please help

The Relation IS A FUNCTION. Domain:  {7, -8,6, -1} Range: {1, -5,4 -6}

Step-by-step explanation is below.

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no, the equation would be invalid since they are both not equal.

step-by-step explanation:

here you got

4y-6+4y 2-9

first, you would simplify the equation on the form.

4y-6+4y 2-9

then, move all the terms that contains a y to the left and all the other terms to the right.

+4y-4y+-9-6

finally, you will simplify the left and the right side of the equation.

y=-3

d

step-by-step explanation:

i used the pitagoras theoreme