Hi smart question so very very very hard so you need to be smart for this ok
2+2

Firms use marginal analysis to determine prices by a) changing prices in accordance with information from retailers. b) using comparisons with strong competitors to position prices accordingly. c) examining the effect on revenue of small changes to the price of one item. d) trying to minimize production costs by using better and more efficient methods.

Which of these statements properly demonstrates the angle addition postulate for the m∠afc m∠afc ? a. m∠afc=m∠afb+m∠bfd m∠afc=m∠afb+m∠bfd b. m∠afc=m∠afb+m∠bfc m∠afc=m∠afb+m∠bfc c. m∠afc=m∠cfd+m∠dfe m∠afc=m∠cfd+m∠dfe d. m∠afc=m∠afb+m∠dfc+m∠cfb m∠afc=m∠afb+m∠dfc+m∠cfb

When you can't determine who arrived at an intersection first, yield to the vehicle a. closest to you on the left b. closest to you on the right c. across from you d. with the largest wheelbase