< Question 48 of 49 are given by \( C(x)=204+0.7 x \) and \( R(x)=8 x-0.03 x^{2} \).

a) \( -3+8 m n^{2}-5 m^{2} n^{3}+9 m^{3} n^{4} \) b) \( -16 s t+3 s^{3} t^{3}-5+22 s t^{2} \) c) \( 8 m^{2} n-3 m^{3} n^{2}-7+4 m n \) d) \( x-4 x^{3}+7 x^{2}+10 x^{4}-6 \) e) \( 4 m^{4}-5 m^{6}+2 m-9 m^{3}+11 \) f) \( -10-a^{4} b^{3}+2 a^{2} b^{5}+3 a^{3} b^{4}-6 a b^{6} \) g) \( -6 x^{8} y^{2}+4 x^{10}-9 x^{4} y^{6} \) h) \( m^{4}-5 m+6 m^{3}-9 m^{2}+6 \) i) \( 6 m n^{2}-5 m^{3}+2 m^{2} n+n^{3} \) con respecto a \( m \) j) \( -17 x^{4} y+5 x^{5}+6 x^{2} y^{4}-9 x y^{2}+6 y^{3} \)

13. Dört basamaklı dörı farkıı doğal sayının top- lamı 34005 olduğuna göre, bu sayıların en küçüğü en az kaçtır?

\( A=\left(\begin{array}{ccc}1 & 4 & -4 \\ 2 & 2 & 0 \\ -1 & 1 & 2\end{array}\right): B\left(\begin{array}{cc}6 & 4 \\ 4 & 5 \\ 3 & -4\end{array}\right) ; C=\left(\begin{array}{ccc}3 & 4 & 6 \\ 1 & -2 & 0\end{array}\right) ; D=\left(\begin{array}{ccc}6 & 7 & 0 \\ 3 & -2 & 4 \\ 0 & -1 & 0\end{array}\right) \), algebraicas correspondientes según el literal ealice las operaciones alonado \( v \) obtenga la matriz \( u \).

Question 18 ( 5 points) A grocery store sells chili peppers at \( \$ 2.04 \) for a dozen. At this rate, what's the cost per pepper?

2. Represente as frações na form decimal. \( \begin{array}{ll}\text { a) } \frac{52}{10} & \text { d) } \frac{77}{1000}\end{array} \)