Blacktown Boys Prelims 2020, q.9 (1 Viewer)

[jane1820]

can someone provide me w worked solutions for this question and an explanation on what i did wrong with mine?

 

[Average Boreduser]

last step. You made an algebra mistake.

can someone provide me w worked solutions for this question and an explanation on what i did wrong with mine?
View attachment 48119 View attachment 48120

 

[jane1820]

last step. You made an algebra mistake.

me and my algebra mistakes, my teachers gonna kill me soon bc of them
also is the mistake that -1 should remain as a power of e?
so should be: m= (p^n/q)*e^-1 right?