please solve it quickly In how many ways can a 20 question true and false exam...

Question

Question

In how many ways can a 20 question true and false exam be answered? Select one: 20! 2! 40 400 220 20! Given group of 3 comput

please solve it quickly

math Statistics-And-Probability

Answer 1

Answer #1

solution :- to total pember of questions - 20 to answered 2 २० ways (2) cumputer engeneer =3 =3 = 3 mechanical engineer avel

Answer 2

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