CBSE /Class 8
Maths MCQ Based On Introduction to powers and exponents
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CBSE Class 8 Maths Introduction to powers and exponents
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\\(a^{m} \\times b^{m} = (ab)^{m}\\)
\\(\\frac{a^{m}}{b^{m}} = (\\frac{a}{b})^{m}\\)
Exponent means how many times the same number is multiplied.
\\(a^{-1} = \\frac{1}{a}\\)
\\(a^{m} \\div a^{n} = a^{m-n}\\) \\((a^{m})^{n} = a^{mn}\\)
\\((a^{m})^{n} = a^{mn}\\)
The number that gets multiplied.
Any number whose power is zero always be equal to 1.
\\(a^{m} \\div a^{n} = a^{m - n}\\)
To find power look at how many times the number 5 is multiplied.
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