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Step-by-step explanation:

x = 1

y = 1

x,y = 1,1

x = 2

y = -3

x,y = 2,-3

x = 5

y = -15

x,y = 5,-15

Hope this helps

0.02

step-by-step explanation:

time of 9 192 631 770 periods of the radiation corresponding to the transition between the 2 hyperfine levels of the ground state of the caesium 133 atom at 0 k (but other seconds are sometimes used in astronomy)

step-by-step explanation:

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