Substitution means putting numbers in place of letters to calculate the value of an expression. The bracket has been worked out first. \(2 + (-8)^2 = 2 + 64\). \(-8^2\) means \(-8 \times -8\), which ...
Trump's security strategy slams European allies and asserts US power in the Western Hemisphere Who bought a $13M Mercedes linked to fugitive Ryan Wedding? Government hands over unredacted ...
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