What is the explicit formula for the sequence: 8, 4, 2, 1, 0.5

Find the multiplicative inverse of 8-12i

Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap

Which graph represents the given linear function 4x+2y=3