Philosophy: (a) What is the main connective of the following sentence?

( ● )∨ ∼ ( ≡∼ (∨))

choices of answers

≡

∼

∨

●

(b) What is the main connective of the following sentence?

∼ ((● ∼ ) ⊃ (∼ ∨ ))

choices of answers

∼

●

∨

⊃

a) What is the main connective of the following sentence?

( ● )∨ ∼ ( ≡∼ (∨))

(b) What is the main connective of the following sentence?

∼ ((● ∼ ) ⊃ (∼ ∨ ))

the only real purpose of sputnik 1 was to beat the us into space. we were getting close to launching a useful satellite, explorer 1 - which launched on january 31, 1958. the ussr had to beat that, so they launched sputnik 1 on october 4, 19

the components of a vector are the parts of the vectors that are to each other.

b perpendicular