Select the correct answer.
Which relation is a function?

a function will not have any repeating x values...they all have to be different...they can have repeating y values, just not repeating x values.

so ur answer is : { (-1,5), (-2,6), (-3,7) }...u see how there is no repeating x valuesthis is a functionthe other 3 are not.

-10i^2-4i

step-by-step explanation:

evaluate for p=2,q=5i

(2−4)(2+5i)i

(2−4)(2+5i)i

=−10i2−4i