Mathematics
Senior High
(2)をx=4cosθと置いて解くとどのような計算過程になりますか？
DS. √9-x² dx
0
408 (1)
-√3 dx
₁ x² +3
3
dx
(2) S²/² √16-x²
2
*(5) 5²√³_dx
Jo 3x² +12
S
dx
-1x²+1
•√3 x²
2
-dx
Jo x² +9
*(6) Sr³
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