Construya la tabla de verdad para cada una de las siguientes proposiciones e identifica si es una tautología, contradicción y contingencia. a) ( ) ∨ (¬ ∨ )

b) ¬ ( ) ∨ ¬ ( ∨ )

c) ( ¬) ∨ ¬ ( ¬)

(f - g)(x) = 5x^3 - 3

step-by-step explanation:

rearrange these functions vertically, with like terms in separate columns:

f(x) = 5x^3 - 2

g(x) =         +1

now subtract, column by column:

(f - g)(x) = 5x^3 - 3

111

step-by-step explanation:

pakistan's principal natural resources are arable land and water. about 25% of pakistan's agriculture accounts for about 21% [1] of gdp and employs about 43% of the labour force. in pakistan, the most agricultural province is punjab where wheat and cotton are the most grown.