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ICSE-IDENTITIES-EXERCISE 12(C)
- If a+b = 5 and ab = 6, find a^2 + b^2
01:15
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- If a-b=6 and ab=16, find a^2 +b^2
01:09
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- If a^2 + b^2 = 29 and ab = 10, find : (i) a+b
01:00
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- If a^2 + b^2 = 29 and ab = 10, find : (ii) a-b
01:09
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- If a^(2) + b^(2) = 10 and ab = 3, find : (i) a-b
01:10
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- If a^(2) + b^(2) = 10 and ab = 3, find : (ii) a+b
00:55
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- If a+ (1)/( a) = 3, find : a^2 + (1)/(a^2)
01:38
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- If a- (1)/(a) = 4, find : a^2 + (1)/(a^2)
01:18
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- If a^(2) + (1)/( a^2) = 23, find : a+ (1)/(a)
01:05
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- If a^(2) + (1)/( a^2 ) = 11, find : a- (1)/(a)
01:07
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- If a+b+c = 10 and a^(2) + b^(2) + c^(2) = 38, find : ab + bc + ca
01:04
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- Find : a^(2) + b^(2) + c^(2), if a+ b+ c = 9 and ab+ bc + ca = 24
01:05
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- Find : a + b+ c, if a^(2) + b^(2) + c^(2) = 83 and ab + bc + ca = 71.
01:06
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- If a+ b = 6 and ab = 8, find : a^(3) + b^(3).
01:15
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- If a - b = 3 and ab = 10, find : a^3 - b^3.
01:01
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- Find : a^3 + (1)/( a^3), if a + (1)/( a) =5.
02:14
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- Find : a^3 - (1)/( a^3), if a - (1)/( a) =4.
01:27
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- If 2x - (1)/(2x) =4, find : (i) 4x^(2) + (1)/( 4x^2)
01:21
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- If 2x - (1)/(2x) =4, find : (ii) 8x^(3) - (1)/( 8x^3)
01:51
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- If 3x + (1)/(3x) = 3, find : (i) 9x^(2) + (1)/(9x^2)
01:18
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