. Dictionaries indicate that the conditional meaning of unless is preferred, butthere are other interpretations as a converse or a biconditional. Discuss thetranslation of each sentence.(a) I will go to the store unless it is raining. (b) The Dolphins will not make the playoffs unless the Bears win all the restof their games.(c) You cannot go to the game unless you do your homework first.(d) You wont win the lottery unless you buy a ticket.

L1 - 7 Now You Try It (NYTI): 1. Solve each equation for x: √ (a) x +2 x − 3=0 ▯ ▯ ▯1 − 2x ▯ (b) ▯ x ▯=3 x 1 2 1 (c) = − , where a is a constant. x + a x − 1 x − a 2 1/2 2 −1/2 2 (d) (x − 1) − (x − 1) (2 − x ) =0 x − 1 2. Solve each inequality for x: 3 2 (a) x − 5x ≥ 4x (b) |1 − 4x|− 7 ≤− 2 (c) −|2x +3 | < −4 2 (d) x ≥ 3 x 2 (e) ≥ 3 x +6 ▯ 3▯ (f) ▯ − ▯ < 4 x