(x + 7)(x - 4) = x^2 - 4x + 7x - 28 = x^2 + 3x - 28
I think it is D. All the boxes shaded adds up to 57 which is 0.57 in this problem due to the grid being one hundred boxes. Then 19 is being subtracted so its 0.19. 0.57-0.19
Answer:
The probability is 
Step-by-step explanation:
From the question we are told that
The sample mean is 
The standard deviation is 
The random number value is x =900
The probability that a trainee earn less than 900 a month is mathematically represented as

Generally the z-value for the normal distribution is mathematically represented as

So From above we have


Now from the z-table

The answer will be F=2x/x + 4/x
Answer:
5740
Step-by-step explanation: