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यदि a/b=4/5 और b/c=15/16 है तो (18c^(2)-...

यदि `a/b=4/5` और `b/c=15/16` है तो `(18c^(2)-7a^(2))/(45c^(2)-20a^(2))` किसके बराबर है?

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If (a)/(b)=(4)/(5) and (b)/(c)=(15)/(16) then (18c^(2)-7a^(2))/(45c^(2)+20a^(2)) is equal to यदि (a)/(b)=(4)/(5) और (b)/(c)=(15)/(16) तो (18c^(2)-7a^(2))/(45c^(2)+20a^(2)) का मान है -

If (a)/(b)=(4)/(5) and (b)/(c)=(15)/(16), then (c^(2)-a^(2))/(c^(2)+a^(2)) is (a) (1)/(7)( b) (7)/(25)( c) (3)/(4) (d) None of these

If (a)/(b)=(4)/(5) and (b)/(c)=(15)/(16), find the value of (c^(2)-a^(2))/(c^(2)+a^(2))

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If a - b = 5 and ab = 2 , then (a^3-b^3) is equal to: यदि a - b = 5 और ab = 2 है, तो (a^3-b^3) किसके बराबर है?

If a + b + c = 10 and ab + bc + ca = 32 then a^3+b^3+c^3-3abc is equal to: यदि a + b + c = 10 है और ab + bc + ca = 32 है, तो a^3+b^3+c^3-3abc किसके बराबर है?

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a,b,c are three positive numbers, such that, (a+b+c) = 20, a^2 +b^2+c^2=152 . The value of (ab+bc+ca) is equal to दिया गया है कि a, b और c धनात्मक वास्तविक संख्याए है | यदि (a+b+c) = 20 है , a^2 +b^2+c^2=152 है, तो (ab+bc+ca) का मान किसके बराबर है ?