CBSE Class 8 - Exponent Notation Videos

• exponents means
• a = 2 b = 3 c = 5 d = 7 If 2520 = 2 × 3 × 5 × 7 then a + b - 2c - 3d = ______________.
• plz solve urgently dear experts, plz :
  
• (61^2-11^2)3/2
• (y^a-b)^a+b.(y^b-c)^b+c.(y^c-a)^c+b=1
• 3/4^7-2/4/5^3*3/5^-2
• I can't solve these questions
  
• law of exponents
• (-3)^3×1/4^2
• (-3)^3×1/4^2

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