exam Maths Puzzle Numerical Ability

how do I find the domain of f(x)= radicalx^2 - 4

Read Solution (Total 0)

exam Other Question
A coin was flipped 60 times and came up heads 38 times. (a) At the .10 level of significance, is the

coin biased toward heads? Show your decision rule and calculations. (b) Calculate a p-value and

interpret it.


 Solve each system by the substitution method. Indicate wether each system is independent, inconsistent, or dependent.

x - y =3
3x - 2y =3