Add.
-$7 x^{5}-7 x^{2}+6$
$\underline{3 x^{5}+5 x^{2}-2}$
A) $9 x^{5}+12 x^{2}-9$
B) $12 x^{7}$
C) $10-2 x^{5}+4 x^{2}$
D) $10 x^{5}-2 x^{2}+4$

Name: Add. -$7 x^{5}-7 x^{2}+6$ $\underline{3 x^{5}+5 x^{2}-2}$ A) $9 x^{5}+12 x^{2}-9$ B) $12 x^{7}$ C) $10-2 x^{5}+4 x^{2}$ D) $10 x^{5}-2 x^{2}+4$
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Question

Quizplus · Accepted Answer

When adding polynomials, you combine like terms. $7x^5 + 3x^5 = 10x^5$, $-7x^2 + 5x^2 = -2x^2$, and $6 - 2 = 4$, resulting in $10x^5 - 2x^2 + 4$.

Add - 7x5−7x2+67 x^{5}-7 x^{2}+67x5−7x2+6 3x5+5x2−2‾\underline{3 x^{5}+5 x^{2}-2}3x5+5x2−2​ A) 9x5+12x2−99 x^{5}+12 x^{2}-99x5+12x2−9

Add
- $7 x^{5}-7 x^{2}+6$ $\underline{3 x^{5}+5 x^{2}-2}$ A) $9 x^{5}+12 x^{2}-9$