Tính min, max của hàm z=f(x, y)=x^2-xy+y^2 trong miền là tam giác ABC với A(0;1), B(1;0), C(-1;-1)

If x = 12 and y = 3, what is the value of x - y 2? 81 6 3 18

An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x

Given the choice between receiving $1.000.000 in one month or a single penny-doubled everyday for the period of one month; which option would you choice? show your work to support your answer. (assume that 1 month=30 days)