Question

Simplify the following-​

Answer 1

Answer:

$((3) {}^{2} )5 \div 2 - 3 \times 5 {}^{0} - ( 1 \div 81) {}^{} { }^{ - 1 \div 2 } = 3 {} {}^{5} - 0 - 81 {}^{2} = 81 {}^{2}$

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

b)9^5/2-3×5^0-(1/81)^-1/2

=9^5/2-3-1/9^-1

=3^5-3-9=231

d)16^3/4+2(1/2)^-1×3^0

=2^3+4.1. (as 3^0=1)

=8+4

=12

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