The constitution provides for a federal system, which means the national government shares its powers with state governments. powers that are given to congress are called _ powers, and those given to the states are called _ . powers that are shared between the two are called _ powers 1. reserved/enumerated/concurrent/exec utive
2.reserved/enumerated/concurrent/re publican
3.enumerated/reserved/concurrent/co nstituent

choose one for each number please!!

Use suitable identity to find the product (3-2x)(3+2x).Find the remainder when x³+ 3x²+3x+1 is divided by x+1.On a plane surface we can find straight lines.Use suitable identity to evaluate (99)³

answer:

d. because dr. laguardia selected a widely used measure, his study generalizes to has strong external validity. external validity has limited external validity. other applications of this measure.

the widely used measure that he applied to his experiment was the benton facial recognition test. it employed on to football players and as result, only players who suffered brain concussions did not pas this test. and although it has an external validity, it is limited because it isn't general to apply to other population.

i believe

clean air is essential for health and survival

clean air provides nitrogen gas for plant respiration

clean air supplies oxygen that enables living organisms to breathe

hope this

i am brianly

sorry if this doesn't