2 answers:
Hello there! Let's calculate this. :)
<span><span><span><span><span><span>8<span>u^3</span></span>+<span>8<span>u^2</span></span></span>+6</span>+<span>4<span>u^3</span></span></span>−<span>6u</span></span>+3</span><span>
=<span><span><span><span><span><span><span>8<span>u^3</span></span>+<span>8<span>u^2</span></span></span>+6</span>+<span>4<span>u^3</span></span></span>+</span>−<span>6u</span></span>+3</span></span>
Combine Like Terms:<span>
=<span><span><span><span><span><span>8<span>u^3</span></span>+<span>8<span>u^2</span></span></span>+6</span>+<span>4<span>u^3</span></span></span>+<span>−<span>6u</span></span></span>+3</span></span><span>
=<span><span><span><span>(<span><span>8<span>u^3</span></span>+<span>4<span>u^3</span></span></span>)</span>+<span>(<span>8<span>u^2</span></span>)</span></span>+<span>(<span>−<span>6u</span></span>)</span></span>+<span>(<span>6+3</span>)</span></span></span><span>
=<span><span><span><span>12<span>u^3</span></span>+<span>8<span>u^2</span></span></span>+<span>−<span>6u</span></span></span>+9</span></span>
Answer:<span>
= D. <span><span><span><span>12<span>u^3</span></span>+<span>8<span>u^2</span></span></span>−<span>6u</span></span>+<span>9
Cheerio and have a lovely day! ^.^</span></span></span>
Hello!
You can only add variables with the same base and exponent
8u^3 + 4u^3 = 12u^3
8u^2 + 0 = 8u^2
0 + -6u = -6u
6 + 3 = 9
Put the sums together
12u^3 + 8u^2 - 6u + 9
The answer is
Hope this helps!
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This is your answer
