Question

${2}^{10} + {2}^{ - 10} =$
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Answer 1

ANSWER :

2^10+2^-10=2^10+(-10)

=2

your answer is 2

hope it help you.

Answer 2

$heya \\ \\ \\ 2 {}^{10} + (1 \div 2 {}^{10} ) \\ \\ 2 {}^{10} \times 2 {}^{10} + 1\\ - - - - - - \\ 2 {}^{10} \\ \\ 2 {}^{20} + 1 \\ - - - - \\ 2 {}^{10} \\ \\ 2 {}^{20} \: is \: a \: very \: large \: number \: if \: we \: add \: or \: subtract \: \: 1 \: to \: this \: number \\ there \: may \: be \: slightly \: increase \: or \: decrease \: to \: this \: number \\ and \: can \: be \: neglected \: \\ so \: \: 2 {}^{20} + 1 = 2 {}^{20} \\ \\ 2 {}^{20} \\ - - \\ 2 {}^{10} \\ \\ 2 {}^{20 - 10} \\ \\ 2 {}^{10} = 1024$