figura yuzasini
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hisoblang.
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A) *ab kv.b.
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B)
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ab kv.b.
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C)
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ab kv.b.
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D) 4ab kv.b.
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2
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169. y sin x ,
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3
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x 0 va
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y 0 ,
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x chiziqlar bilan chegaralangan
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figura yuzini
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hisoblang.
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A) *2 kv.b.
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B) 1 kv.b.
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C)
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3 kv.b.
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D) 4 kv.b.
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y
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y x 2
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170. Chizmadagi shakl uchun x1 ning qanday qiymatida 3S1 S2
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tenglik bajariladi?
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S 2
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A) 1
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B)*3 2
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C)33
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D)34.
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171. a ning qanday qiymatida y x
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2
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va y ax chiziqlar bilan
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S1
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chegaralangan figura yuzasi 36 kv. b.ga teng bo’ladi?
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x
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O
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x
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1
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2
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A) 4
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B) *6
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C) 8
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D) 10.
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172. y 2sin 2t, x 3cos2t
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ellips bilan chegaralangan figara yuzasi necha kv. b?
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A) 6
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B) *6
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C)
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3
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D)
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3
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2
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2
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26
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5
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173. Chizmadagi funksiya uchun f (x)dx
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y
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3
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0
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y f (x)
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va S
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32
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bo’lsa, S
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?
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S
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2
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2
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1
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3
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A) 1
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B) *2
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C) 3
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D) 4.
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O
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S1
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4 5
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x
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174. r 2(1 cos) kardioida yoyi uzunligini hisoblang.
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A) 4 u.b
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B) *16 u.b
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C)
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8 u.b
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D) 2
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