Eric is solving the equation x2-5x + 6 = 0 using the steps below. Step 1: x²–5x = -6 Step 2: x2-5x + 25 = -6+25 Step 3: (x - 5)2 = 19 Step 4: X-5 = 119 Eric finds out that his final answer is incorrect. During which step did Eric make his initial error? Step 1 Step 2 Step 3 Step 4 help please​

In two or more complete sentences, formulate how to use technology to calculate the appropriate regression model for the given data. you are not required to find the model, just choose the appropriate regression and explain how to use the technology. (-5,,2.,0.8), (0,-0.5), (2,-1.3), (3,-0.8), (5,2)

Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota

Which statements are true about additional information for proving that the triangles are congruent check all that apply