<P>1. <SPAN style="FONT-SIZE: 10pt; COLOR: #000000; LINE-HEIGHT: 21px; FONT-FAMILY: '바탕'; LETTER-SPACING: 0px; TEXT-ALIGN: justify"><SPAN style="FONT-SIZE: 10pt; COLOR: #000000; LINE-HEIGHT: 16px; FONT-FAMILY: '굴림체'; LETTER-SPACING: 0px; TEXT-ALIGN: justify">곡선 y=sinx의 한 아치의 길이는 타원 2x</SPAN><SPAN style="FONT-SIZE: 10pt; COLOR: #000000; LINE-HEIGHT: 16px; FONT-FAMILY: '굴림체'; LETTER-SPACING: 0px; TEXT-ALIGN: justify"><SUP>2 </SUP></SPAN><SPAN style="FONT-SIZE: 10pt; COLOR: #000000; LINE-HEIGHT: 16px; FONT-FAMILY: '굴림체'; LETTER-SPACING: 0px; TEXT-ALIGN: justify">+ y</SPAN><SPAN style="FONT-SIZE: 10pt; COLOR: #000000; LINE-HEIGHT: 16px; FONT-FAMILY: '굴림체'; LETTER-SPACING: 0px; TEXT-ALIGN: justify"><SUP>2</SUP></SPAN><SPAN style="FONT-SIZE: 10pt; COLOR: #000000; LINE-HEIGHT: 16px; FONT-FAMILY: '굴림체'; LETTER-SPACING: 0px; TEXT-ALIGN: justify"> = 2의 둘레의 반임을</SPAN></SPAN></P> <P><SPAN style="FONT-SIZE: 10pt; COLOR: #000000; LINE-HEIGHT: 21px; FONT-FAMILY: '바탕'; LETTER-SPACING: 0px; TEXT-ALIGN: justify"><SPAN style="FONT-SIZE: 10pt; COLOR: #000000; LINE-HEIGHT: 16px; FONT-FAMILY: '굴림체'; LETTER-SPACING: 0px; TEXT-ALIGN: justify"> 보여라</SPAN></SPAN><SPAN style="FONT-SIZE: 10pt; COLOR: #000000; LINE-HEIGHT: 21px; FONT-FAMILY: '바탕'; LETTER-SPACING: 0px; TEXT-ALIGN: justify">.</SPAN> </P> <P> </P> <P>2. <SPAN style="FONT-SIZE: 10pt; COLOR: #000000; LINE-HEIGHT: 21px; FONT-FAMILY: '굴림체'; LETTER-SPACING: 0px; TEXT-ALIGN: justify">어떤 입체의 밑면은 포물선 y=x</SPAN><SPAN style="FONT-SIZE: 10pt; COLOR: #000000; LINE-HEIGHT: 21px; FONT-FAMILY: '굴림체'; LETTER-SPACING: 0px; TEXT-ALIGN: justify"><SUP>2</SUP></SPAN><SPAN style="FONT-SIZE: 10pt; COLOR: #000000; LINE-HEIGHT: 21px; FONT-FAMILY: '굴림체'; LETTER-SPACING: 0px; TEXT-ALIGN: justify">과 x=y</SPAN><SPAN style="FONT-SIZE: 10pt; COLOR: #000000; LINE-HEIGHT: 21px; FONT-FAMILY: '굴림체'; LETTER-SPACING: 0px; TEXT-ALIGN: justify"><SUP>2</SUP></SPAN><SPAN style="FONT-SIZE: 10pt; COLOR: #000000; LINE-HEIGHT: 21px; FONT-FAMILY: '굴림체'; LETTER-SPACING: 0px; TEXT-ALIGN: justify">으로 둘러싸인 xy-평면의</SPAN></P> <P><SPAN style="FONT-SIZE: 10pt; COLOR: #000000; LINE-HEIGHT: 21px; FONT-FAMILY: '굴림체'; LETTER-SPACING: 0px; TEXT-ALIGN: justify"> 영역이다. x-축에 수직인 모든 단면은 xy-평면영역에 밑변으로 </SPAN><SPAN style="FONT-SIZE: 10pt; COLOR: #000000; LINE-HEIGHT: 21px; FONT-FAMILY: '굴림체'; LETTER-SPACING: 0px; TEXT-ALIGN: justify">가</SPAN></P> <P><SPAN style="FONT-SIZE: 10pt; COLOR: #000000; LINE-HEIGHT: 21px; FONT-FAMILY: '굴림체'; LETTER-SPACING: 0px; TEXT-ALIGN: justify"> 지는 정사각형일 때의 부피를 구하라.</SPAN> </P> <P> </P> <P>3. <SPAN style="FONT-SIZE: 10pt; COLOR: #000000; LINE-HEIGHT: 21px; FONT-FAMILY: '굴림체'; LETTER-SPACING: 0px; TEXT-ALIGN: justify">반지름이 같은 a인 두 개의 원통들을 각각의 축을 직각으로 교차시켰다. 공통 부분인 입체의 부피를 구하여라.</SPAN> </P> <P>해결좀 해주세요..ㅠㅠ</P>
