Cyniez@lemmy.world to Asklemmy@lemmy.ml · 2 months agoCan anyone solve this math for me?lemmy.worldexternal-linkmessage-square41linkfedilinkarrow-up1123arrow-down116
arrow-up1107arrow-down1external-linkCan anyone solve this math for me?lemmy.worldCyniez@lemmy.world to Asklemmy@lemmy.ml · 2 months agomessage-square41linkfedilink
minus-squaretehn00bi@lemmy.worldlinkfedilinkarrow-up3·2 months agoHow have I had years of math and not seen this? I mean, it’s not super useful for me, but I would have thought I would have seen something like this in pre calculus at least.
minus-squaremaxprime@lemmy.mllinkfedilinkarrow-up1·2 months agoI teach this to my grade 9 class in Canada. It’s on the curriculum.
minus-squaretehn00bi@lemmy.worldlinkfedilinkarrow-up0·2 months agoNice. I have no recollection of seeing this before.
minus-squaremaxprime@lemmy.mllinkfedilinkarrow-up1·2 months agoTbf most Canadian grade 9 teachers skip it.
How have I had years of math and not seen this? I mean, it’s not super useful for me, but I would have thought I would have seen something like this in pre calculus at least.
Geometry, class six or seven.
I teach this to my grade 9 class in Canada. It’s on the curriculum.
Nice. I have no recollection of seeing this before.
Tbf most Canadian grade 9 teachers skip it.