Simplify.
-$-\left(-5 x^{4}-7 x^{3}-x^{2}+3.2\right)$
A) $-5 x^{4}-7 x^{3}-x^{2}+3.2$
B) $5 x^{4}-7 x^{3}+x^{2}-3.2$
C) $5 x^{4}+7 x^{3}+x^{2}-3.2$
D) $5 x^{4}-7 x^{3}-x^{2}+3.2$

Name: Simplify. -$-\left(-5 x^{4}-7 x^{3}-x^{2}+3.2\right)$ A) $-5 x^{4}-7 x^{3}-x^{2}+3.2$ B) $5 x^{4}-7 x^{3}+x^{2}-3.2$ C) $5 x^{4}+7 x^{3}+x^{2}-3.2$ D) $5 x^{4}-7 x^{3}-x^{2}+3.2$
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Question

Quizplus · Accepted Answer

Negating the expression inside the parentheses changes the sign of each term, resulting in $5 x^{4}+7 x^{3}+x^{2}-3.2$.

Simplify - −(−5x4−7x3−x2+3.2)-\left(-5 x^{4}-7 x^{3}-x^{2}+3.2\right)−(−5x4−7x3−x2+3.2) A) −5x4−7x3−x2+3.2-5 x^{4}-7 x^{3}-x^{2}+3.2−5x4−7x3−x2+3.2 B) 5x4−7x3+x2−3.25 x^{4}-7 x^{3}+x^{2}-3.25x4−7x3+x2−3.2

Simplify
- $-\left(-5 x^{4}-7 x^{3}-x^{2}+3.2\right)$ A) $-5 x^{4}-7 x^{3}-x^{2}+3.2$ B) $5 x^{4}-7 x^{3}+x^{2}-3.2$