Answer:
1 / 8
Step-by-step explanation:
So there are 8 marbles in all.
The probability of getting a purple is 1 / 2
The probability of getting a green is 1 / 4
1 / 2 * 1 / 4 = 1 / 8
There is a 1 / 8 chance.
<span>Consider the remainder of the division of the power exponent of i by 4.
For a remainder r equal to 0, 1, 2 or 3, we have a power equal to 1, i, -1 or -i respectively, therefore:
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Answer:

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(9.6 x 10^3) (6.7 x 10^2)
(9,600) (670)
6,432,000
6.432 x 10^6
Answer:
6.432 x 10^6
7x + 18 = 8x
8x-7x = 18
x = 18
3y = 2x
3y = 2(18)
3y = 36
y = 12