S Sus24 New Member Joined Oct 24, 2022 Messages 12 Gender Male HSC 2024 Feb 22, 2023 #1 How would you prove this question?
C cossine Well-Known Member Joined Jul 24, 2020 Messages 626 Gender Male HSC 2017 Feb 22, 2023 #2 Sus24 said: How would you prove this question? View attachment 37767 Click to expand... What are your theorems, particularly trig?
Sus24 said: How would you prove this question? View attachment 37767 Click to expand... What are your theorems, particularly trig?
E ExtremelyBoredUser Bored Uni Student Joined Jan 11, 2021 Messages 2,479 Location m Gender Male HSC 2022 Feb 22, 2023 #3 Sus24 said: How would you prove this question? View attachment 37767 Click to expand... As cossine mentioned about theorems; if you want a hint, consider the trig formulas you learned especially the expansion of sin(x+y).
Sus24 said: How would you prove this question? View attachment 37767 Click to expand... As cossine mentioned about theorems; if you want a hint, consider the trig formulas you learned especially the expansion of sin(x+y).
S Sus24 New Member Joined Oct 24, 2022 Messages 12 Gender Male HSC 2024 Feb 23, 2023 #4 ExtremelyBoredUser said: As cossine mentioned about theorems; if you want a hint, consider the trig formulas you learned especially the expansion of sin(x+y). Click to expand... Figured it out cheers for the suggestion
ExtremelyBoredUser said: As cossine mentioned about theorems; if you want a hint, consider the trig formulas you learned especially the expansion of sin(x+y). Click to expand... Figured it out cheers for the suggestion
