The Associative Laws say that it doesn't matter how we group the numbers (i.e. which we calculate first) ... ... when we add : (a + b) + c = a + (b + c). ... or when we multiply : (a Ã b) Ã c = a Ã (b Ã c).
To complete the PCT in two months (or less) you will need to average approximately 43.6 mi / 70.2 km per day (this was my longest day on trail).
Viral load (RNA PCR) test. PCR stands for Polymerase Chain Reaction. This test looks directly for HIV in blood. It has the shortest potential window period and can be used from 3 days to 4 weeks after an exposure.Viral load tests are not recommended for HIV testing except in specific circumstances.CR stands for Polymerase Chain Reaction. This test looks directly for HIV in blood. It has the shortest potential window period and can be used from 3 days to 4 weeks after an exposure. Viral load tests are not recommended for HIV testing except in specific circumstances.