Exponents and Chapter 13 - NCERT
EXPONENTS AND POWERS 251251251251251 a × a × b × b × b × b can be expressed as a2b4 (read as a squared into b raised to the power of 4). EXAMPLE 1 Express 256 as a power 2. SOLUTION We have 256 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2. So we can say that 256 = 2 8 EXAMPLE 2 Which one is greater 2 3 or 3 2? SOLUTION We have, 23 = 2 × 2 × 2 = 8 and 32 = 3 × 3 = 9. ...
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