Use the graphing calculator to graph these functions: y1= 2x ; y2= 2x2 ; y3 = 2x After what y-value does the exponential function appear to surpass the linear function? 4 After approximately what y-value does the exponential function surpass the quadratic function? ???

1. 2. ∠b and ∠y are right angles. 3.? 4.? which two statements are missing in steps 3 and 4? ∠x ≅ ∠c △abc ~ △zyx by the sas similarity theorem. ∠b ≅ ∠y △abc ~ △zyx by the sas similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem.

Is (root2 -2)^2 rational or irrational. show the steps and answer fast

When 60% of a number is added to the number the result is 192 what is the bumber