RELATIONS 1

Let R={(0,6), (4,7), (-2,-9), (11,-20)}. Find the domain and range of R.

solution

For domain we check on the values of x in each point.

Domain={0, 4, -2, 11}

For range we check on the values of y in each point.

Range={6, 7, -9, -20}

Hence Domain={0, 4, -2, 11} and Range={6, 7, -9, -20}

TRY THIS...............

Let R={(4,3), (-20,5), (-9,-12), (15,-30)}. Find the domain and range of R.