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15 Jun 2018
7. (a) -(A= B) is logically equivalent to (-A) = (-B). (b) -( V ES, P(x)) is logically equivalent to Va e S.-P()). (c) If a, b, c, d e Z, ab, bc, and cd, then ad. (d) If a, b, c e Z, and a be, then a b or a c. ( 1 cos 1 + i sin ) 1- Δ― 2 +2 (f) A polar form of the complex number z = -18i is 18(cos( + isin ). (g) god (29931005101 29831005102) = 29831005101
7. (a) -(A= B) is logically equivalent to (-A) = (-B). (b) -( V ES, P(x)) is logically equivalent to Va e S.-P()). (c) If a, b, c, d e Z, ab, bc, and cd, then ad. (d) If a, b, c e Z, and a be, then a b or a c. ( 1 cos 1 + i sin ) 1- Δ― 2 +2 (f) A polar form of the complex number z = -18i is 18(cos( + isin ). (g) god (29931005101 29831005102) = 29831005101
Elin HesselLv2
17 Jun 2018
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