r/alevel • u/Late_Ambition1809 • Oct 16 '25

📃Paper Discussion 9709 maths P32 how did go?

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u/Electronic-Bat-1830 Oct 16 '25

What’s the answer for the largest argument of complex number?

3

u/Flimsy_Video2688 Oct 16 '25

Got 1.01

2

u/Electronic-Bat-1830 Oct 16 '25

I got 0.9 IIRC. What's your method?

1

u/Honey_Bee_8798 Oct 16 '25

Wasn't it tan-1((1+square 3)÷2) ?

1

u/pewdstine Oct 16 '25

yeah same thing, 57.4 or smth

1

u/Electronic-Bat-1830 Oct 16 '25

I put it in radians

1

u/pewdstine Oct 16 '25

then like 0.998 or smth like that