Using the names of property from Exercise 11 , identify the property illustrated by each statement: a) If △ 1 ∼ △ 2 , then △ 2 ∼ △ 1. b) If △ 1 ∼ △ 2 , △ 2 ∼ △ 3 , and △ 3 ∼ △ 4 , then △ 1 ∼ △ 4. c) △ 1 ∼ △ 1.
Using the names of property from Exercise 11 , identify the property illustrated by each statement: a) If △ 1 ∼ △ 2 , then △ 2 ∼ △ 1. b) If △ 1 ∼ △ 2 , △ 2 ∼ △ 3 , and △ 3 ∼ △ 4 , then △ 1 ∼ △ 4. c) △ 1 ∼ △ 1.
Solution Summary: The author explains the transitive property of congruence, which states that any polygon is similar to itself.
Using set identities, prove the following.
a. AU(BUA)= AUB
b. A=\AUBJUA
с. (А-В)-С-(4-С)-в
evainate.
a) sin za
Please answer all parts a) b) c) and d)
A password is a string of 8 characters taken from the alphabet (that is, the set of 26 characters {a, b, c, ..., x, y, z}), the set of 10 digits {0, 1, 3, 4, 5, 6, 7, 8, 9} and the set of 5 special characters {!, @, #, ∗, +}.
a) How many unique passwords are there?
b) How many unique passwords are there where no character can be repeated and there are exactly 2 digits?
c) How many unique passwords are there where you can repeat characters and there are at least 2 digits?
d) How many unique passwords are there where you can repeat characters and have at least 2 digits and at least 1 special character?
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MFCS unit-1 || Part:1 || JNTU || Well formed formula || propositional calculus || truth tables; Author: Learn with Smily;https://www.youtube.com/watch?v=XV15Q4mCcHc;License: Standard YouTube License, CC-BY