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Dado polinômio P(x)= x³+-5x²+x-1; calcule: a)P(-1)= b)P(-2)= c)P(1/2)= d)P(3)=? Normally distributed random variable x, find value of k
Given σ=10 and P(x ≤ 40) = .0080, find μ.
Given σ=15 and P(x ≤ 50) =.9904, find μ.? The number ,n(y), of subscribers to a local magazine can be modeled by the function N(y)=0.1y^4-3y^3+10y^2-30y+10000 where y is the number? What is the highest and safest level of ignition voltage 1984 2.8 s-10? P(x) and r(x) are polynomials.p(x) is a trinomial.give an example for p(x) and r(x) such that p(x) - r(x) is a trinomial. show that it works?

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