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Re: HSC 2015 4U Marathon oh ok this should work

Re: HSC 2015 4U Marathon https://gyazo.com/b24c32ca76662a2a96aaae5c7ada144a can someone tell me how and why this holds true without actually integrating? thanks

Re: HSC 2015 4U Marathon i know this is a rlly easy q but i cant seem to get it. how do u integrate cosec 2x using t formula? thanks

school rank:13 eng~40/170 phys-~15/90 4u maths- 13/60 3u- 50/120 thanks

Re: HSC 2015 4U Marathon https://gyazo.com/02364a9ea1544a4b485cf7f921b7f7d0 here are the answers. just dont get why y>0 unless answers wrong

can i have more estimates for this please? ty

Re: HSC 2015 3U Marathon is the answer 12pi cm? if so then what i did was AYB=rtheta =r x pi/3 since BC=r=12cm AYB=4pi P=AYB X 3 =12pi cm

Re: HSC 2015 4U Marathon https://gyazo.com/5b037e94325321a00dbc213793ccd457 hey guys for this question can someone explain to me why the restrictions on the locus of N are x<0 and y>0? thanks

Re: HSC 2015 3U Marathon i need help with part b please. thanks A stone is projected with a velocity of 30m/s from a point at the foot of an inclined plane making an angle of 30 degrees to the horizontal. The path of the projectile can be assumed to be in the vertical plane containing the line...

faaar im pretty keen. sent a PM already

anymore estimates please?

i only need help with part b. thanks A stone is projected with a velocity of 30m/s from a point at the foot of an inclined plane making an angle of 30* to the horizontal. The path of the projectile can be assumed to be in the vertical plane containing the line of the greatest slope of the...

school rank 10-15 ranks: adv eng- ~45/170 3u- 50/120 4u- 13/60 phys - ~15/90 i accelerated chem and got 91 thanks