Which of the following is an arithmetic sequence
2, 4,8, 16 ...
12,4,4/3,16/3...
1/2,-1/2,-3/2,-5/2...
1/2,-1/2,1/2,-1/2...

While scuba diving, rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. what expression can be used to find rajeev's new position? 12.6 – 8.7 –12.6 – 8.7 –12.6 – (–8.7) 12.6 – (–8.7)

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.