Find the sum of the first 8 terms of the following series, to the nearest integer 36,30,25

What basic trigonometric identity would you use to verify that sin x cos x tan x =1-cos^(2)x?

(hurry! ) which expression is equivalent to the following complex fraction?

The lee family bought their home for $220,000 this year. the equation =220,000(1.038) v = 220 , 000 ( 1 . 038 ) x can be used to find the value, v, of their home after x years. which will be the value of the lee family's home in 5 years?