My mom bought winter clothes for my brother and me. She bought us each a jacket for $67.89 and boots for $27.85. She also got us each a pair of scarf and mittens which were on sale 2 for $10.00. If she had a coupon for $20 off a $100 purchase, how much was her total bill? Its very urgent, plz show your work!

Given (1+cosx)/(sinx) + (sinx)/(1+cosx) =4, find a numerical value of one trigonometric function of x. a. tanx=2 b. sinx=2 c. tanx=1/2 d. sinx=1/2

Which of the following statement about pascal's triangle are true?

Stefano accidentally dropped his sunglasses off the edge of a canyon as he was looking down. the height, h(t), in meters (as it relates to sea level), of the sunglasses after t seconds, is shown in the table. during its descent, the pair of sunglasses passed by a climber in the canyon 6 seconds after stefano dropped them. to the nearest meter, what is difference in elevation between stefano and the climber? 166 meters 176 meters 230 meters 240 meters its b.176 i took the test 166 is wrong and 176 is correct