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Class 9MathematicsNumber SystemsExponentsMedium
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What is the value of (8^2+6^3)?

Answer and explanation

Correct answer: 280

Evaluate the powers first: \(8^2=64\) and \(6^3=216\). Therefore, \(8^2+6^3=64+216=280\), so option C is correct. In an exam, calculate each exponent separately before performing the addition.

Related tags

ExponentsNumber SystemsOrder Of OperationsPowersMathematicsClass 9 Mcq
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10 more MCQs
  1. 1If A={x:x is prime and 10<x<30}, which is its roster form?
  2. 2If 0.2020020002... has no fixed repetition, what type of number is it?
  3. 3If 0.3030030003... has no fixed repetition, what type of number is it?
  4. 4If (x=\sqrt{11}) then what is (x^2+5)?
  5. 5If (x=\sqrt{3}) then what is (x^2+x^2)?
  6. 6If (x=\sqrt{2}), what is (x^2)?
  7. 7What is the value of (2^3)?
  8. 8What is the value of (5^2)?
  9. 9What is the value of (10^2)?
  10. 10What is the value of (3^2)?
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