Mathematics, 10.03.2020 19:09 mercymain1014
For each of the premise-conclusion pairs below, give a valid step-by-step argument (proof) along with the name of the inference rule used in each step:
(a) Premise: {¬p ∨ q → r, s ∨ ¬q, ¬t, p → t, ¬p ∧ r → ¬s}, conclusion: ¬q.
(b) Premise: {¬p → r ^ ¬s, t → s, u → ¬p, ¬w, u v w}, conclusion: ¬t v w.
Answers: 3
Mathematics, 21.06.2019 14:30
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Mathematics, 21.06.2019 15:00
The lee family bought their home for $220,000 this year. the equation =220,000(1.038) v = 220 , 000 ( 1 . 038 ) x can be used to find the value, v, of their home after x years. which will be the value of the lee family's home in 5 years?
Answers: 1
Mathematics, 21.06.2019 17:30
Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil
Answers: 1
Mathematics, 21.06.2019 17:30
Lee has $1.75 in dimes and nickels. the number of nickels is 11 more than the number of dimes. how many of each coin does he have?
Answers: 1
For each of the premise-conclusion pairs below, give a valid step-by-step argument (proof) along wit...
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