Matematika Sekolah Menengah Atas bntu lagi plisss hehehehe​

adrielkerlukeulv – June 05, 2023

bntu lagi plisss hehehehe​

Jawaban:

cos = x/r

x : r = 12 : 13

r² = x²+ y²

13² = 12²+y²

y = 5

sec = 1/cos = 13/12

tan = y/x = 5/12

[tex] {sec}^{2} - {tan}^{2} = {( \frac{13}{12} })^{2} - {( \frac{5}{12} })^{2} [/tex]

[tex] = \frac{169 - 25}{144} [/tex]

= 1

tidak ada pilihan yg benar