State which of the following relations over R represent (single valued) function and state the domain and range in case of function. {(1, 2), (2, 3), (3,4), (4, 5)}

State which of the following relations over R represent (single valued) function and state the domain and range in case of function. {(4, 0), (4, 1), (2, 5), (6, 1), (0, 3)}

Find the domain and range of the function sqrt (9-x^2)

Find the domain and range of the real function f(x)=sqrt (2x-1)

Describe the following relations in Z using set builder representation and state their domain and range {(2, 1), (4, 2), (10, 5), (18, 9), (20, 10)}

Find the domain and range of the real function f(x)=(x-2)/(3-x) .

Find the domain and range of the real function f(x)=(x^2)/(x^2-1) .

Find the domain and range of the function f(x)=4sin x-3cos x .

Describe the following relations in Z using set builder representation and state their domain and range {(1,-6), (2,-5), (3,-4),…}

Describe the following relations in Z using set builder representation and state their domain and range {(4,1),(7, 2), (16, 5)}

Find the domain and range of real function f if f(x)=sqrt(x^2-4)