Problems For Problems 19-34, test each argument for validity using the conditional proof strategy. If the argument is invalid, produce a counterexample chart. please help me with 20,26,32,36 specifically thanks 31. (d→c)→~S~(~cnd)+k-(k^a)→n(s^a) →n(H33. (ans)b→(svm)~(mvp) → (c→k)(3/b-)4.6 ~(ab)→c35. (r-s)→ P(xv y)→-z(wv p) → za. x→ (-SA-w)b. x-r$2(2. y < (jvr)(pj)→~cC. X→Sd. x→ (r→y)w-n~(~cvr)→n34. g (w^a)r→ (-g^c)In Problems 35-38, each set of premises is followed by four possibleconclusions. State the conclusion(s) that makes the argument valid. Theremay be more than one correct conclusion. Be sure to state all that apply.9- w(r^g) → (avc)36)-s(en-g)gv (-wak)(rv-p)→-ka. - s→ (g^p)b. -s (-g^-r)C.srd.-s→(pvm) ProblemsFor Problems 19-34, test each argument for validity using the conditionalproof strategy. If the argument is invalid, produce a counterexample chart.19. bkb→~(av~q)a➜k21. kv (av-b)b-c~k→ (cvn)23. (avm)(mvd) (ja)d→ j25.~(~ps)~p→(q→l)qvm~1→m20. s(~gvc) → pSP22.-dv-xbv (x^p)-b→(d^p)24. (sw)→→Ps-ap→(ang)26d-ar→ (a^~b)dv~q94-r

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Answered: 20. S (~gvc)→-p Sp

Math

Advanced Math

20. S (~gvc)→-p Sp

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Question

Problems For Problems 19-34, test each argument for validity using the conditional proof strategy. If the argument is invalid, produce a counterexample chart. please help me with 20,26,32,36 specifically thanks

31. (d→c)→~S
~(~cnd)+k
-(k^a)→n
(s^a) →n
(H
33. (ans)
b→(svm)
~(mvp) → (c→k)
(3/b-)4.6 ~(ab)→c
35. (r-s)→ P
(xv y)→-z
(wv p) → z
a. x→ (-SA-w)
b. x-r
$2
(2. y < (jvr)
(pj)→~c
C. X→S
d. x→ (r→y)
w-n
~(~cvr)→n
34. g (w^a)
r→ (-g^c)
In Problems 35-38, each set of premises is followed by four possible
conclusions. State the conclusion(s) that makes the argument valid. There
may be more than one correct conclusion. Be sure to state all that apply.
9- w
(r^g) → (avc)
36)-s(en-g)
gv (-wak)
(rv-p)→-k
a. - s→ (g^p)
b. -s (-g^-r)
C.sr
d.-s→(pvm)

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