Answer:
5
Step-by-step explanation:
3+2x = 4x-7
3+7=4x-2x
x=5
Answer:
<h2>The answer is option C</h2>
Step-by-step explanation:
<h3>
</h3>
Using the rules of indices
Since the bases are the same and are dividing we subtract the exponents
That's
<h3>
</h3>
So we have
<h3>
</h3>
Using the rules of indices
<h3>
</h3>
So we have the final answer as
<h2>
</h2>
Hope this helps you
Answer:
Mean = 3.4
Variance = 1.088
Standard deviation = 1.0431
Step-by-step explanation:
The mean of a binomial distribution with parameters N (the number of trials) and p (the probability of success for each trial) is
Thus,
The variance of the binomial distribution is , where is the variance of the binomial distribution, so
The standard deviation is the square root of the variance so
Answer:
z≤5
Step-by-step explanation:
14≥4z-6
20≥4z
z≤5
Tanx=85
Sin85=0.100
I hope my answer will be helpful to you