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Write the expression as a product of trigonometric functions.
sin 19° + sin ( -54°)
sin 19° + sin ( – 54°)=0
(Use integers or fractions for any numbers in the expression. Do not include the degree symbol in your answer.)

What number produces an irrational number when multiplied by -1.25

"you know, playing tennis is healthier than watching a tennis match on television," katya remarked to her couch potato brother. in this sentence, healthier is a/an a. superlative. b. comparative. c. positive form. d. adverb.

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?