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Mathematics 19 Online
OpenStudy (anonymous):

All lines are straight or a triangle has four sides. A. conjunction B. disjunction C. negation D. Conditional ?

jimthompson5910 (jim_thompson5910):

It's not a conditional

jimthompson5910 (jim_thompson5910):

which other one do you think it is

OpenStudy (anonymous):

i dont know i was asking for all not just that one haha lol sorry

jimthompson5910 (jim_thompson5910):

oh gotcha

jimthompson5910 (jim_thompson5910):

well a conjunction is something like "This AND that"

jimthompson5910 (jim_thompson5910):

a disjunction is something like "this OR that"

OpenStudy (anonymous):

so?

jimthompson5910 (jim_thompson5910):

ex of a conjunction "I went to the store AND I bought some milk"

jimthompson5910 (jim_thompson5910):

ex of a disjunction "The dog barked OR it's dark outside"

OpenStudy (anonymous):

so is it negation?

jimthompson5910 (jim_thompson5910):

no, a negation is something like "I did NOT go to the store"

jimthompson5910 (jim_thompson5910):

notice the key words I'm using

OpenStudy (anonymous):

i know hahaha i just need an answer

jimthompson5910 (jim_thompson5910):

look through the original statement and look for "and" "or" "not" etc

jimthompson5910 (jim_thompson5910):

which keyword pops up

OpenStudy (anonymous):

hahha ok thanks

jimthompson5910 (jim_thompson5910):

so which one is it

OpenStudy (anonymous):

disjunction

jimthompson5910 (jim_thompson5910):

you got it

OpenStudy (anonymous):

whats conditional?

jimthompson5910 (jim_thompson5910):

something like "IF this, THEN that" ex: "IF it rains, THEN it gets wet outside"

OpenStudy (anonymous):

what would this be: The lights are on and the TV is off.

jimthompson5910 (jim_thompson5910):

key word here is "AND"

OpenStudy (anonymous):

thanks

jimthompson5910 (jim_thompson5910):

sure thing

OpenStudy (anonymous):

what about : A triangle is obtuse provided all the angles have a measure greater than 90 degrees.

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