Discover Questions

For a standard normal distribution, the probability of obtaining a z value between -2.4 to -2.0 is
A)0.4000
B)0.0146
C)0.0400
D)0.5000? What triggered Copernicus idea for the Heliocentric system. How did he come to this idea, what pushed him to go for it.? What is Cot(-270)? To find the derivative of f(x)=(1/15)(4x^(3)-69x^(2)+252x) do I use the product rule? If not how do i differentiate? 3÷4=(x–9)÷16 slove show step by step?