Simplify the expression. Write the answer with only positive exponents. All variables are nonzero.-2

A.
B.
C.
D.


Answer: C

Mathematics

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Write the expression in standard form.(9 + 4i) - (-5 + i)

A. 4 + 5i B. 14 + 3i C. -14 - 3i D. 14 - 3i

Mathematics

Write down all the subsets of the given set.{2, ?, 7, ?}

A. {2}, {?}, {7}, {?}, {2, ?}, {2, 7}, {2, ?}, {?, 7},  {?, ?}, {7, ?}, {2, ?, ?}, {2, 7, ?}, {?, 7, ?},  {2, ?, 7, ?}, ? B. {2}, {?}, {7}, {?}, {2, ?}, {2, 7}, {2, ?}, {?, 7},  {?, ?}, {7, ?}, {2, ?, 7}, {2, ?, ?}, {2, 7, ?}, {?, 7, ?},  {2, ?, 7, ?} C. {2}, {?}, {7}, {?}, {2, ?}, {2, 7}, {2, ?}, {?, 7},  {?, ?}, {7, ?}, {2, ?, 7}, {2, ?, ?}, {2, 7, ?}, {?, 7, ?}, ? D. {2}, {?}, {7}, {?}, {2, ?}, {2, 7}, {2, ?}, {?, 7},  {?, ?}, {7, ?}, {2, ?, 7}, {2, ?, ?}, {2, 7, ?}, {?, 7, ?},  {2, ?, 7, ?}, ?

Mathematics

Provide an appropriate response.Fill in the blanks with the correct numbers.The opposite of -8 is _____.The absolute value of -8 is _____.The opposite of the absolute value of -8 is _____.The absolute value of the opposite of -8 is _____.

Fill in the blank(s) with the appropriate word(s).

Mathematics

Find the sum. + 

A.
B.
C.
D.

Mathematics