Mathematics
Undergraduate
17と21教えてください！！
(14) ₁² 2√2² +5 dr
I
・2
(17)√² + 2x + 5 de
(20) ²(x² + 1) ³ dr
2
(15) f
√x² +5
2
(18) f [√²-x de
x2
da
10
(21) (1-x²) ¹0 da
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