Which expression is equivalent to 1/1-2sin^2(x)? a. 1/cos(2x)
b. 1/sin(2x)
c. cos(2x)
d. sin(2x)

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83

Afarmer has decided to divide his land area in half in order to plant soy and corn. calculate the area of the entire area so he knows how much soil is needed. each bag of soil covers 20 square yards. how many bags should the farmer purchase? (4 points) 1 bag 2 bags 3 bags 4 bags

The water company charges a residential customer $41 for the first 3,000 gallons of water used and $1 for every 200 gallons used over 3000 gallons. if the water bill was $58 how many gallons of water were usedanswersa 3400 gallonsb 6000 gallonsc 6400 gallons d 7000 gallons