Algebra Archive: Questions from October 18, 2023
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Solve the initial value problem \[ y^{\prime \prime}-4 y^{\prime}+3 y=0, y(0)=7, y^{\prime}(0)=11 \]1 answer -
Solve the initial value problem \[ y^{\prime \prime}-6 y^{\prime}+25 y=0 ; y(0)=3, y^{\prime}(0)=1 \]1 answer -
De la 3 a la 5 porfaaaa
a) \( f: \mathbb{Q} \times \mathbb{Q} \rightarrow \mathbb{Q} \) donde \( f(a, b)=a \odot b=3 a+3 b \) 4. Diga si los siguientes forman un semigrupo, monoide, grupo, grupo abeliano o nada a) \( (\mathb1 answer -
Determine si el conjunto \( A=\left[\begin{array}{ll}2 & 1 \\ 1 & 4\end{array}\right],\left[\begin{array}{cc}1 & -2 \\ 2 & 0\end{array}\right],\left[\begin{array}{cc}-2 & -1 \\ -1 & 3\end{array}\right1 answer -
Simplify the expression, if possible. 1-5a-¹-24a-² 1-15a-1+56a-²
Simplify the expression, if possible. \[ \frac{1-5 a^{-1}-24 a^{-2}}{1-15 a^{-1}+56 a^{-2}} \]1 answer -
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