Let's simplify step-by-step.
<span><span>12<span>x^2</span></span>+<span>9<span>x^2
</span></span></span>Combine Like Terms:
<span>=<span><span>12<span>x^2</span></span>+<span>9<span>x^2
</span></span></span></span><span>=<span>(<span><span>12<span>x^2</span></span>+<span>9<span>x^2</span></span></span>)
</span></span><span>=<span>21<span>x^<span>2</span></span></span></span>
Answer:
5
Step-by-step explanation:
Using the rule of exponents
= 1 and =
Given
( + ) × 2²
= (1 + ) × 4
= × 4
= 5
-2.875 would be your answer ! Divide the numbers by each other /
It is in the one-hundred-thousands place
so 400,000