David is paid an annual salary of $52,000. Find the David's biweekly salary
2 answers:
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Answer:
if n,6,m are in geometric sequence
=> 6/n = m/6
⇔ mn = 36 (1)
if n,7.5, m are in arithmetic sequence
=> 7.5 - n = m - 7.5
<=> m + n = 15 (2)
from (1)(2), we have the equations:
with n = 12 => m = 3
n = 3 => m = 12
=> (m;n) = {(3;12),(12;3)}
Step-by-step explanation: