Answer:
10 11 12 13 14 15 16 17 18 19
10 10 11 12 13 14 15 16 17 18 19
Step-by-step explanation:
no it isn't. 2cos(x) is 2 multiplied by cos(x), cos (2x) is cos(2 multiplied by x) meaning 2x is the angle you're taking the cosine of. if you want to know what cos(2x) look up the double angle rule.
Answer:
4x + 10
Step-by-step explanation:
X=7
(15x+3)=108
x=7
if you plug 7 in for x
(15(7)+3) it equals 108
I think the answer is (9,8)
