  Centrale des maths - centraledesmaths.uregina.ca  Dilemmes & doutes    « D & D »    Sujet: minus   nouvelle recherche

8 articles trouvés pour ce sujet.    Page1/1            Investigating y = (-2)^x 2020-01-13 Gonzalo pose la question :This is not precisely a maths question, but it is formulated based on my maths curiosity. Fidgetting with my new graphic calculator, I started graphing things and had the idea to graph \$y=(-2)^x.\$ The result surprised me, and I thought a little bit about it, stored it on the back of my brain, and promised myself to look deeper into it someday.Harley Weston lui répond.     What is -5 squared? 2019-09-10 Pori pose la question :What is -5 squared?Penny Nom lui répond.     A negative minus a negative 2019-09-03 Maggie pose la question :Why is a negative minus a negative a negative?Penny Nom lui répond.     An inequality 2014-01-25 LANELL pose la question :this is a problem to solve: 1/3 + 2/7 >=x/21 -- part of the answer is (-oo) not exactly that similar--it is on a calculator as a symbol- sure you know what it is I am talking about- the x will be a numberPenny Nom lui répond.     A negative times a negative 2010-03-25 priya pose la question :why is minus into minus plus?Harley Weston lui répond.     -log(a) 1999-10-22 Brenda Miskimmin pose la question :I need to know the mercury concentration in mg/L or ng/L for the following: -log M (Hg) = 8.5 where mw of Hg=200.59 (it's the negative sign in front of log that confuses me).Harley Weston lui répond.     A double negative 1999-09-01 Dennis pose la question :If b = -2 what does -b = ? As in (a + 8.5) - [(-b) + |c|] a = 1.5, c = -1.7Penny Nom lui répond.     (-3)x(-2) 1995-10-25 Azmat pose la question :Why is (-3)x(-2) = 6?Herley Weston and Ed Giesbrecht lui répond.      Page1/1    Centrale des maths reçoit une aide financière de l’Université de Regina et de The Pacific Institute for the Mathematical Sciences.    Qui sommes-nous :: carte du site :: our english site