Answer:
11+6i
Step-by-step explanation:
We can start by combining like terms, the ones with i, and the ones with one as a factor. Since 3+8 is 11 and 4i+2i is 6i, our answer is C. 11+6i
Expected value is $20.20
Step-by-step explanation:
Here, we want to calculate the expected value
What we have to do here is to multiply the probability by the payout value; after which we add all values
Thus, we have the payout value as;
1(0.12) + 4(0.2) +6(0.38) + 8(0.2) + 10(0.1)
= 0.12 + 0.8 + 2.28 + 1.6 + 1
Answer:
The answer is
<h2>21.45 g/cm³</h2>
Step-by-step explanation:
The density of a substance can be found by using the formula

From the question
mass of platinum = 214.5 g
volume = 10 cm³
It's density is

We have the final answer as
<h3>21.45 g/cm³</h3>
Hope this helps you
The answer that you have chosen is correct answer choice a because 44.70 rounded to the nearest hundredth is 45