I have a doubt in this maths sums help me
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(11) Root of 576/2025 is = 24/45 Ans
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11. 24/45
12. (14-12)(14+12) = 28×2 = 56. identity = a2-b2 = (a+b)(a-b)
13. 4x-16+6x+24=6x-24 => 4x = -32( after doing all calculation) => x= -8 is the correct answer.
14. difference in price = rs. 200. cp = 16000
=> discount % = 200/16000 ×100 = 1.25 % is the correct answer.
hope all this helps u
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