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數學與統計 大學

求第17題

人 14. Profit The profit 16. 人2/ 2 / Wcd/e Figure for 17 Figure for 18 18. 95 。Volume_AIl edgaes of a cube Pro hom selling x units Of a product ls glven by 2三 510N 0 atarate ot 9 units per dl the prottt when (am) 、 二 4 The sales are Jncreasing ay. Find the rate Of change Of 00 units and (bD)文三 600 unjts, qre expanding at a rate How fast is the volume changing when each edge is (a) 2 centimeters and (b) 10 centimeters? ot 6 centimeters per second, Surface Area_AI edges ofacube are expanding at a Tate of 6 centimeters Per Second. How fast is the surface area changing when each edge is (a) 2 centimeters and (b) 10 centimeters? 。 Boating_A boat is pulled by a winch on a dock, and te winch is 3 meters above the deck of the boat (See figure). The winch pulls_the Tope at arate of 1 meter per second. Find thexspeed 6fthe boat when 5 meters 9t Tope 1S out. What happens to the Speed of the boat as it gets closer and closer to the dock? Shadow Length “Aman 2meters tall walks at arate 0f ].5 meters per second away from a light that is 5 meters aboye the ground (see figure). | (a) When he js 3 meters from the base of the light, at 人 和 生0) what rate js the tip of his shadow moving。 (b) When he js 3 meters from the base of the at what rate js the Jength of his shadow changlng。 Air Traffic_Control An airplane flying at an altitude Of 10 kilometers pasSes directly over aradar 蟬戰品 品 figure). When the airplane is 26 kilometerS away ($ 三 26), 由 卅0 ee 21, 22 23 24 12 店

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英文 高中

請問最後一段的 protecting Qin’s remains if not his spirit 的if not his spirit 這裡是有文法嗎? 還是倒裝什麼的?唸起來很不順

14 The Terra Cotta Arfmmy 法 in the'graVc5 ofancient rulers for use 油 asures placed in 1 of Chinese emperor 1 buried With him! You have probably heard of tre 出ce afterlife. But no grave Site was moIc impress Qin Shihuangdi. This monarch had an entire army 多基點 Qin Shihuangdi, who ruled in the second century B.C。 be country of China. He unified seven independent state5 that na ee centuries. Then he built the Great Wall to keep invaders 焉bay. 繼 & $ 1 的 government currency and measurement that he established remained in Place un we into 出e twentieth 人了 還 When Qins grave was excav上ed in 1974, archagglo (喲上導 rypical roy 中 , cNtficre were rare cerarmlcs ial treasures. There was Jewelry of gold, jade, and See and coins. But also in the gravesite was aremarkable collection of over 8,000 full- Size stattles of soldiers, horses, and chariots. This army, made of terra_ cotta, Was Jmed up mm battle formation. Fis not only the size of this clay army that is astonishing. The quality and vari- cty of the sculptures 1s also impressiv ldiers body was made of coils of rough clay and 出en coated with a 人 fclay. The head and the hands were created separatejy 檻he result was that no two soldiers looked exact yalike. Armong 世e many types of soldiers一1 dressed in appropriatey brightly paint Were foot soldiers, armed chariot drivers, and archers. Sevyeral hundred 由ousand laborers created Qins terra cotta ar ed uniforms一- 1 7? 人 1 噴 my Their work Temained in place, protecting Qins remalins 比Qotbissbirie 人 2,006 : 條9避生條 光光 和

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