Mathematics
Senior High
Resolved
全部教えてください。
1 右の三角比の表を用いて,次の値を求めよ。
(1) sin97° -0.2919 t0-9925
角
sin
COS
tan
(2) cos101°
14°
0.2419
0.9703
0.2493
79°
0.9816
0.1908
5.1446
(3) tan166° f. 149382
83°
0.9925
0.1219
8.1443
2 次の式の値を求めよ。
COSO
5inu
(1) sin(90°-0)cos (180°- 0)-sin(180°-0)cos(90°- 0)
Sine
(2) cos22"sin164° +cosl58°sin16°ニ-Sin 68".S026 t(-c08 22) 0
1
(3))tan3° tan87° + tan150°。
tan30°
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