I’ll rate u 5 stars quick response really fast what is the range image

Which of the following represents the factorization of the trinomial below? x^2+7x-30

Y+ 2/y is it a polynomial in one variable or not? and if so, why?

Given: jk ||lm prove: _2 = 27 statement justification 1. jk ||lm 1. given 2.26 = 27 3.22 = 26 2. 3. 4. _2 = 27 4. corresponding angles theorem transitive property of equality vertical angles theorem substitution property of equality