2x1+(1+7)+(7x2) write this expression as the product of two products

Is a square always, sometimes, or never a parallelogram

Solve for x where 0 equation: cot^2x+2cotx+1=0

After reading 80% of her e-mails in her inbox, danette still has m unread e-mails. which of the following expressions could represent the number of e-mails danette had in her inbox before she started reading? choose 2 answers: (choice a) 5m (choice b) 1.8m (choice c) 80m (choice d) m/0.8 (choice e) m/1−0.8