1. 132.16
2. 88
3. 247.5
4. 106.66
a.9 kg 3hg 1cg x 9 =243^3hc
b. 11dg 4cg x 12=528dg^2c
c. 10g 5dg x 6= 300g^2
d. 480g^3dc
-i hope this helps
Answer:
Step-by-step explanation:
-5(n^3 - n^2 - 1) + n(n^2 - n)
-5n^3 + 5n^2 + 5 + n^3 - n^2
-4n^3 + 4n^2 + 5 <===
(n^2 - 1)(n + 2) - n^2(n - 3)
n^2(n + 2) - 1(n + 2) - n^3 + 3n^2
n^3 + 2n^2 - n - 2 - n^3 + 3n^2
5n^2 - n - 2 <===
n^2(n - 4) + 5n3 - 6
n^3 - 4n^2 + 5n^3 - 6
6n^3 - 4n^2 - 6 <===
2n(n^2 - 2n - 1) + 3n^2
2n^3 - 4n^2 - 2n + 3n^2
2n^3 -n^2 - 2n <===
putting them in order based on the coefficient n^2 is :
6n^3 - 4n^2 - 6
2n^3 - n^2 - 2n
-4n^3 + 4n^2 + 5
5n^2 - n - 2
<span>50+<span>24<span>6<span>x2
</span></span></span></span><span>=<span><span><span>300<span>x^2</span></span>+24/</span><span>6<span>x^2
the answer is </span></span></span></span><span>=<span><span><span>50<span>x^2</span></span>+4/</span><span>x^<span>2</span></span></span></span>