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Addition and Subtraction of Algebraic Expressions

Simplify:i 25...

Question

Simplify:

(i)

(ii)

(iii)

(iv)

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Solution

(i)

= 2^{(8 − 4)}

= 2⁴

= 16

(ii)

= 3^{(7 − 6)}

= 3¹

= 3

(iii)

= 8^{(9 − 9)}

= 8⁰

= 1

(iv)

= 4^{(8 − 6)}

= 4²

= 16

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