Seja f: ir*- ir a função dada por f(x) = x'2 + 1/ x . qual é o valor f (3) + f( 1/3) ?

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

What is the missing statement in step 4? ? rts ? ? vtu and ? rtu ? ? vts ? rts ? ? rvs and ? rtu ? ? stv ? vrs ? ? vru and ? usr ? ? usv ? vur ? ? vus and ? uvs ? ? sru

Can you divide 25 into 4 equal groups? explain why or why not.