Question

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$2 {}^{5} + 2 {}^{7} = \\ 2 {}^{15} \div {2}^{7} = \\ ( {3}^{2}) {}^{5} = \\ 1000 {}^{1} = \\ 20197 {}^{0} =$
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Answer 1

1) $2^5+2^7=(1+2^2).2^5=(1+4).32=5.32=160$

2) $2^{15}:2^7=2^{15-7}= 2^8=256$

3) $(3^2)^5=3^{2.5}=3^{10}$

4) $1000^1=1000$

5) $20197^0=1$