xxgh.xmcd

用Mathcad解决高中数学中的线性规划问题

				<ml:apply xmlns:ml="http://schemas.mathsoft.com/math20">
					<ml:lessOrEqual/>
					<ml:apply>
						<ml:minus/>
						<ml:id xml:space="preserve">x</ml:id>
						<ml:apply>
							<ml:mult style="auto-select"/>
							<ml:real>4</ml:real>
							<ml:id xml:space="preserve">y</ml:id>
						</ml:apply>
					</ml:apply>
					<ml:real>-3</ml:real>
				</ml:apply>
			</math>
			<rendering item-idref="6"/>
		</region>
		<region region-id="7" left="30" top="135" width="50.25" height="12.75" align-x="64.5" align-y="144" show-border="false" show-highlight="false" is-protected="true" z-order="0" background-color="inherit" tag="">
			<math optimize="false" disable-calc="false">
				<ml:apply xmlns:ml="http://schemas.mathsoft.com/math20">
					<ml:lessOrEqual/>
					<ml:apply>
						<ml:minus/>
						<ml:apply>
							<ml:mult style="auto-select"/>
							<ml:real>3</ml:real>
							<ml:id xml:space="preserve">x</ml:id>
						</ml:apply>
						<ml:apply>
							<ml:mult style="auto-select"/>
							<ml:real>5</ml:real>
							<ml:id xml:space="preserve">y</ml:id>
						</ml:apply>
					</ml:apply>
					<ml:real>25</ml:real>
				</ml:apply>
			</math>
			<rendering item-idref="7"/>
		</region>
		<region region-id="8" left="30" top="159" width="20.25" height="12.75" align-x="39" align-y="168" show-border="false" show-highlight="false" is-protected="true" z-order="0" background-color="inherit" tag="">
			<math optimize="false" disable-calc="false">
				<ml:apply xmlns:ml="http://schemas.mathsoft.com/math20">
					<ml:greaterOrEqual/>
					<ml:id xml:space="preserve">x</ml:id>
					<ml:real>1</ml:real>
				</ml:apply>
			</math>
			<rendering item-idref="8"/>
		</region>
		<region region-id="9" left="30" top="174.75" width="101.25" height="29.25" align-x="99.75" align-y="192" show-border="false" show-highlight="false" is-protected="true" z-order="0" background-color="inherit" tag="">
			<math optimize="false" disable-calc="false">
				<ml:eval xmlns:ml="http://schemas.mathsoft.com/math20">
					<ml:apply>
						<ml:Minimize auto-method="true" method="linear" derivative-estimation="central" variable-estimation="tangent" linear-check="false" multistart="false" evolutionary="false"/>
						<ml:sequence>
							<ml:id xml:space="preserve">f</ml:id>
							<ml:id xml:space="preserve">x</ml:id>
							<ml:id xml:space="preserve">y</ml:id>
						</ml:sequence>
					</ml:apply>
					<result xmlns="http://schemas.mathsoft.com/math20">
						<ml:matrix rows="2" cols="1">
							<ml:real>1</ml:real>
							<ml:real>1</ml:real>
						</ml:matrix>
					</result>
				</ml:eval>
			</math>
			<rendering item-idref="9"/>
		</region>
		<region region-id="13" left="30" top="207" width="46.5" height="12.75" align-x="59.25" align-y="216" show-border="false" show-highlight="false" is-protected="true" z-order="0" background-color="inherit" tag="">
			<math optimize="false" disable-calc="false">
				<ml:eval xmlns:ml="http://schemas.mathsoft.com/math20">
					<ml:apply>
						<ml:id xml:space="preserve">f</ml:id>
						<ml:sequence>
							<ml:real>1</ml:real>
							<ml:real>1</ml:real>
						</ml:sequence>
					</ml:apply>
					<result xmlns="http://schemas.mathsoft.com/math20">
						<ml:real>3</ml:real>
					</result>
				</ml:eval>
			</math>
			<rendering item-idref="10"/>
		</region>
	</regions>
	<binaryContent>
		<item item-id="1" content-encoding="gzip">H4sIAAAAAAAA/4yNvQ6CQBCEdzlQwd/GGhMbj9InsCBWJj6CnvifEA1SWPrm5+yCvUf2GGa/
GQZExBiHSVQb3OPjcnep3PO6Oz+q0tURyZljYrVzVzu1aIHplcX2cD8VdWPtmxcFM1ym7Z9K
q2r5Stz79lprtVE2w2y4ZZvj8RBn/7u/8m5dueK0zANd2RZMeUJs2Ytitlj6lAO2BtGUDdvQ
ixOCIQ8RgfmssOoII6muMhA9YQSOpUfiCRiN98FofABG40P9F8RIGYixMAJ/AQAA//8DAMuS
Xhh8AQAA</item>
		<item item-id="2">iVBORw0KGgoAAAANSUhEUgAAAFQAAAARCAYAAABD/oseAAAAAXNSR0IArs4c6QAAAARnQU1B
AACxjwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAA
ATVJREFUWEftVwEOgyAMdP9/9KZumlKv9FpQkgWSJVsG9O7oHfp6r2OZo58Cm6Bz9FNg6bfV
3Gl3+5ShrwIXQdcw2TJ1/xxDfm8t33MvhAXhb8UcWV8IikS8Q4A79vxdrgX3u+rUBDYFRQAj
J+XNfYJstkZ2XZGh0ira8tL6RzFrjp6r57NR0kJKR5XE6uFmG0lHy/lbdhJDVgoU7UItEiMa
Omh2HeKWWWvxRHzcDLWC3xNTnzQiwpBj6rAYa/Wsg/PWXNwQ7VDWEsh2mjgjaKZDrX2Zeq38
wh0asbwE91SHWrEVwc0Kj/idgqKQRR1lXUq1sM90TIQUugiti6jXpWQ6u/pMJR7umSyLCJcR
jMEwYk7hCg8AS3yK+VWSepdnRdU2QPbK7OUd+oj/dUSesTMCzD/X/AC8Ch3vkf5rQQAAAABJ
RU5ErkJggg==</item>
		<item item-id="3">iVBORw0KGgoAAAANSUhEUgAAAB0AAAARCAYAAAAhUad0AAAAAXNSR0IArs4c6QAAAARnQU1B
AACxjwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAA
AHpJREFUSEtj/A8EDPQGIEvpDRjobSE4ZIetpcAkA0o3YEwXn8IsgoUo2HJaBy9eS1G8jxQU
yI5CN4AYBxP0KTzMoWGPy1DkOEKPL3Q9BC2FFhTEeIBoNVSzlKo+JTZ4ifYmpIhFUY6SemmV
kGBRRtd8ii1UaJ5PR7alAM4Erai7tDokAAAAAElFTkSuQmCC</item>
		<item item-id="4">iVBORw0KGgoAAAANSUhEUgAAAB8AAAARCAYAAAAlpHdJAAAAAXNSR0IArs4c6QAAAARnQU1B
AACxjwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAA
AJFJREFUSEvlVEkOwCAItP9/dKuoDUUiIwc4lMSbMosD112rZFUDz6qSBUyO/wa8Rqvli06o
8gk4nSYSUbZvwRdLhEWcpGyECDCVaxd2jTlhSV6+OwL3qLOISveWP3+TOBJpNdTUa29M5WPV
9jEAwJG/5uk2lSPAXmLQnHubnzihLpko4A+4NSqnqpD7YRtOI/MAOiQbSTBYjrAAAAAASUVO
RK5CYII=</item>
		<item item-id="5">iVBORw0KGgoAAAANSUhEUgAAACAAAAARCAYAAAC8XK78AAAAAXNSR0IArs4c6QAAAARnQU1B
AACxjwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAA
AKdJREFUSEvNVAEKgCAQs/8/ulTymGtXCsolBCLXbW47jzOvFLkKgciVIsGr+r8jkONQMlG/
Ox/GsZ2tJN0pwABIZCUo9jIC3u123HqKQFcMtrBNrJZSD221fQNQN8U8KABFzssNZ6vVTVmg
MsKA1pjC7Na9KfA1BWpSFJCHUVXxZFQ/eTbxhGCdt39YgICuX/A+jCjH4DK4u+Z7tO//nuJR
5qvqwhW4APqVEFQb1zbjAAAAAElFTkSuQmCC</item>
		<item item-id="6">iVBORw0KGgoAAAANSUhEUgAAAD4AAAARCAYAAACFOx+nAAAAAXNSR0IArs4c6QAAAARnQU1B
AACxjwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAA
AN5JREFUWEftVu0OgCAIrPd/6LKmzhAROawf5tbWGl93HNh+hLOteC7gK55tRdC3yn/gkxkI
a8QlgzXO5Zee1zpeJrSiR2JQsu5Y1kK0fimptVPx1tGmU9k9gD9kEGWhitIxosAryREJluGQ
LrfKyvXQRJ4Ml11uvffyeYIXZ1ySZNkt2jnKMDdXyUYiQeqUZ23VjCOzyMmUkkXBj+YbteeI
rJabxyLqzRYK3Gvv5I7PWm6cvKVvI6rRksCpbvp1JhXnIVst+GoHWR1Rvy9Bv/bn1pIvSh7i
/6nUkcJR3xMFbVB2VUhUAAAAAABJRU5ErkJggg==</item>
		<item item-id="7">iVBORw0KGgoAAAANSUhEUgAAAEMAAAARCAYAAACGjBGPAAAAAXNSR0IArs4c6QAAAARnQU1B
AACxjwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAA
APdJREFUWEftl8sSgyAMRev/f3SrgzAh5l2iLsJMNwUScrgXcPvu7VOtEThgVGsECgZQQsHg
YByu6b9s66zOJTleygX7hjJwsOzjZFV8bfO0umA/a5NVi6UUphVgVWVkjVPxpxN6PhIGN2FV
ESM5uMywlC3StkKD4yiA/b8LDKrgMTjhJsbgtYVDkF5lqOcKR1fzGl70dBAh+Uk7yMGwFupR
6y0wInKlrHK+htsDyKlCbbyl33SAZtlE9K8TRkR9eEOmq5U6tKAMPZKU7KfFMe0ieBNJ8Tj7
krX+I/GsuRqMtLxZgaNxnwLxqg816V0RBeudVx9qgNgPPjJTga0GSkAAAAAASUVORK5C
YII=</item>
		<item item-id="8">iVBORw0KGgoAAAANSUhEUgAAABsAAAARCAYAAAAsT9czAAAAAXNSR0IArs4c6QAAAARnQU1B
AACxjwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAA
AIFJREFUSEvNlNEOgCAIRe3/P7q0RWNM8F51TF5qCzxwTK+7RsmKBsuKkgV6DR4Lq1tL96Zr
6OpWjEJtLg2T0VBodzJdjC70HZtQratRPiCa0IbCPRuBUIjW/b9bBxFs1EjP5xaN6BmY/kFE
oX16YJ139g2CqnMnXV2AqZ++QRiI5D71RT0ZCwjbUwAAAABJRU5ErkJggg==</item>
		<item item-id="9">iVBORw0KGgoAAAANSUhEUgAAAIcAAAAnCAYAAAAl+1vkAAAAAXNSR0IArs4c6QAAAARnQU1B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</item>
		<item item-id="10">iVBORw0KGgoAAAANSUhEUgAAAD4AAAARCAYAAACFOx+nAAAAAXNSR0IArs4c6QAAAARnQU1B
AACxjwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAA
ANxJREFUWEftVosKgDAIrP//6FqxhomPM1dEaxDEZuedOm1eyppGXJvwEdc0oui9yn/hNQLl
um93fn+ORd9rTwjFy8IKARnGEm8L+5RxiaAkmu+ZDlgQrwTOC86VxKjCLYIR4RpOFMMTT88R
7Caclgovde4UAUaIRHEQ8SimW+qSMxRc6xHe/lElkWTQb6AAaZmxxD0hHCGv2SD8PpVxpJKa
zfAZ53NQKxdrXkpN0bPPlDTNcGqOZ7t3ZEYj97BHUNQ+4IFHCKK2qJ3HLXMO/av3JNoT63bh
GQdv/XYFpVpTc1eT4ZoAAAAASUVORK5CYII=</item>
	</binaryContent>
</worksheet>