Ageometric sequence is defined by the recursive formula t1 = 64, tn =
tn - 1 / 2, where n ∈n and n > 1. the sequence is

a) -64, -16, -8, -4, -2, -1,
b) 64, 16, 8, 4, 2, 1,
c) 64, 32, 16, 8, 4, 2,
d) 64, 128, 256, 512, 1024, 2048,

What are potential hypotheses (explanations) regarding why there are ecological equivalents between many metatherians and eutherians? discuss your hypothesis in terms of the processes that could lead to the current ecologies and distributions of metatherians and eutherians.

What is the location of point g, which partitions the directed line segment from d to f into a 5: 4 ratio? –1 0 2 3

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?