Simplify:(-4)5 ÷ (-4)8

⇒ (-4)5 ÷ (-4)8 = (-4)5-8where ‘a’ is a non-zero real no. and m, n are positive integers.)⇒ (-4)5 ÷ (-4)8 = (-4)-3(∵ Reciprocal law: If ‘a’ is a real no. and m is a positive integer, then )

Q2 of 239 Page 25

Simplify:
(-4)⁵ ÷ (-4)⁸

⇒ (-4)⁵ ÷ (-4)⁸ = (-4)^5-8

where ‘a’ is a non-zero real no. and m, n are positive integers.)

⇒ (-4)⁵ ÷ (-4)⁸ = (-4)^-3

(∵ Reciprocal law: If ‘a’ is a real no. and m is a positive integer, then )

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is equal to

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(-1)⁵⁰ is equal to

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Questions · 239

1. Real Number System

1 1 1 1 1 2 2 2 2 2 3 3 3 3 3 4 4 5 5 6 6 1 1 1 1 2 2 2 2 3 3 3 3 1 1 1 1 1 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 4 4 4 4 4 4 5 5 6 6 1 2 2 2 2 2 3 3 3 4 4 4 4 5 5 5 5 5 6 6 6 6 6 6 7 7 1 1 1 1 2 2 2 2 3 3 3 3 3 3 3 3 3 3 4 4 4 4 4 4 4 4 4 4 5 5 5 5 5 5 5 5 6 6 6 6 6 7 7 7 7 7 8 8 8 8 8 9 10 10 10 10 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 3 3 3 3 3 3 4 4 4 4 4 4 5 5 5 5 5 6 6 6 6 6 6 6 6 7 1 1 1 1 1 1 2 2 2 2 2 2 3 3 3 3 3 3 4 4 4 4 4 4 1 1 1 1 1 1 1 2 3

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Simplify:
(-4)⁵ ÷ (-4)⁸

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