The total number of thousands of tons of coal produced per year over a​ 10-year period for a certain region is provided in the accompanying dataset. Use double exponential smoothing to determine which pairs of values for alpha and beta minimize MAD for this dataset. alphaequals0.1​, betaequals0.9​; alphaequals0.4​, betaequals0.2​; alphaequals1​, betaequals0.7

Brent wants to know what is 5 x 1/2

Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem