Question

B={x|x is a multiple of 5, x < 30}


whats the answer i need an answer

Answer 1

Answer:

The effort arm (or arm of applied force) is the portion of the lever to which we apply the effort, or input force. ... In a first-class lever, the effort arm and load arm are located on opposite sides of the fulcrum, and effort is applied in the same direction as the force exerted by the load.

Answer 2

Answer:

Solution

A={5,10,15,20,25,30}

B={1,3,7,10,12,15,18,25}

(1)A∪B={1,3,5,7,10,12,15,18,20,25,30}

(2)A∩B={10,15,25}