First question:b
Second question:c
A negative number raised to an odd power IS negative
He would have drank 22.4 litres of water in 14 days
Total cards = 52
Total red cards = 26
Total black cards = 26
P(one red and one black) = P(red and then black)+ P(black and then red)
P(one red and one black) =(26/52)(26/51) + (26/52)(26/51)
P(one red and one black) = 26/51 (Answer A)
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Answer: 26/51 (Answer A)
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Answer:
B: supplementary because they add up to 180 degrees