Vectors Q (1 Viewer)

[hmim]

Can someone show me their working for this question please, I'm a bit stuck

 

[Average Boreduser]

You can also use the cross product to solve this (though I'm not sure if its in the MX2 syllabus)

fr

 

[synthesisFR]

Yeah it’s much shorter that way like



but unfortunately that is not in the syllabus.

wat if i still use it in the HSC and impress markers

 

[ExtremelyBoredUser]

You can also use the cross product to solve this (though I'm not sure if its in the MX2 syllabus)

Oh WOW look at this guy he's STUDIED MATH1141 and got a HIGH DISTINCTION He's so cool for bringing up the CROSS PRODUCT.

(inside joke iily temp no homo)

 

[carrotsss]

wat if i still use it in the HSC and impress markers

wat if u still use it in the HSC and get a 0 for the question because you got it wrong and used an out of syllabus technique

 

[synthesisFR]

wat if u still use it in the HSC and get a 0 for the question because you got it wrong and used an out of syllabus technique

suffering from success be like
imma find the marker and address this matter personally

 

[=)(=]

bro cross product for this question is so overkill, if it was to find the equation of the plane then yea but for this its easier to sub a value for x and sovle from there

 

[hmim]

Thank you so much guys. Yeah cross product is definitely much easier. I remember learning it back in year 10 IST