Let f = {(1,1), (2,4), (3,7), (4,10)}

Consider the following statements:
I. f is a one-one function.
II. f is an onto function if the codomain is the set of natural numbers.
Which of the statements given above is/are correct?

A spherical balloon of radius r subtends angle 60° at the eye of an observer.…

What is(1 + secθ – tanθ)cosθ——————————————(1 + secθ + tanθ)(1 – sinθ)equal to?

What is(sinθ + cosθ)(tanθ + cotθ)——————————————secθ + cosecθequal to?

Consider the following statements: tanθ increases faster than sinθ as θ increases. The value of…

What is sin⁶θ + cos⁶θ + 3sin²θcos²θ equal to?