Answer:
1
Step-by-step explanation:
note that i =
, thus
i² = (
)² = - 1
= i² × i² = - 1 × - 1 = 1
Answer:
3
Step-by-step explanation:
51 ÷ 17 = 3
I don't know if I understood the question correctly, but let me know if it was right and it helped! :)
Vertical angles are equal...so set ur angles equal to each other and solve for x
5x + 10 = 7x - 12
12 + 10 = 7x - 5x
22 = 2x
22/2 = x
11 = x <==
Answer:
NO
Step-by-step explanation:
This is because the sample should ideally be representative of the whole population. If the right sampling methods are used, the sample should well exhibit the properties of the whole population. The sample mean should be as precise as possible to the population mean , hence it is not unusual for the sampling to mean to be exactly the same as the population mean
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