| Topic | Problem | Solution |
|---|---|---|
| None | Solve the system of equations by graphing. \[ \be… | \(x-y=7\) and \(x+y=-1\) |
| None | The following triangles are: similar not enough i… | Let the angles of the triangle be $n-d$, $n$, and $n+d$ in arithmetic progression. |
| None | Exercicios: a) $7 x z^{2} y+10 x z y^{2}-3 x^{2} … | Simplify the given expressions by combining like terms: |
| None | Differentiate $y=\arccos \left(e^{5 x}\right)$. A… | \(y = \arccos(e^{5x})\) |
| None | (D) $x 2+4 x+3$ | Given the function \(f(x) = x^2 + 4x + 3\) |
| None | 2) $3 x^{4}-2 x^{3}-6 x+4 \quad L x^{3}-2$ | Given the expression: \(3x^4 - 2x^3 - 6x + 4\) and \(x^3 = Lx - 2\) |
| None | You must show all formulas used and show your ste… | \(\text{Let's choose the coordinates of the quadrilateral as follows:}\) |
| None | h) $3(3 x+11)-2(2 x-5)=28$ | \(3(3x+11)-2(2x-5)=28\) |
| None | If \( (a+b)^{2}=25, a b=6 \) then \( a^{2}+b^{2}=… | Step 1: Expand \((a+b)^{2}\) using the formula \((a+b)^{2}=a^{2}+2ab+b^{2}\) |
| None | 8. Sabendo que $x=2-[5+(-3+6)-(+7)] e y=3-[8-(-2-… | \(x = 2 - [5 + (-3 + 6) - (+7)]\) |
| None | d) $\frac{x}{16}=\frac{1}{2}$ | Solve the equation \(\frac{x}{16} = \frac{1}{2}\) by multiplying both sides by 16. |
| None | $\frac{x}{x^{2}+3 x+2}-\frac{3 x-2}{x^{2}+8 x+7}$ | Factor the denominators: $\frac{x}{(x+1)(x+2)} - \frac{3x-2}{(x+1)(x+7)}$ |
| None | What is the name of the quadrilateral shown in th… | Insufficient information to determine the type of quadrilateral. \(\boxed{\text{Insufficient inform… |
| None | 2. If $f(x)=\sqrt{2-x}$ and $f(g(x))=\sqrt{2-x^{\… | Given that $f(x) = \sqrt{2-x}$ and $f(g(x)) = \sqrt{2-x^\prime}$, we need to find the function $g(x… |
| None | The sum of the squares of three consecutive integ… | Let the three consecutive integers be \(x-1\), \(x\), and \(x+1\), where \(x\) is the highest integ… |
| None | d) $6 x+1=4 x+57$ | Subtract 4x from both sides of the equation: \(6x - 4x + 1 = 4x - 4x + 57\) |
| None | Find $m \angle E$. A. $60^{\circ}$ B. $100^{\circ… | Find $m \angle E$. |
| None | At a local restaurant, the amount of time that cu… | At a local restaurant, the amount of time that customers have to wait for their food is normally di… |
| None | For males in a certain town, the systolic blood p… | Given that the mean systolic blood pressure for males in the town is \(110\) and the standard devia… |
| None | Find an approximation for the following if $\thet… | Use the following approximations for small angles: \(\sin \theta \approx \theta\), \(\cos \theta \a… |
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