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Home Question Bank Math Archive 2025 January 22

Math Questions from Jan 22,2025

Browse the Math Q&A Archive for Jan 22,2025, featuring a collection of homework questions and answers from this day. Find detailed solutions to enhance your understanding.

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2. Melissa estimated that she would read 250 pages last week. She read 290 pages. What is the percent error of Melissa's estimate? Round to the nearest whole percent. 2. El cuadrante donde los valores del seno son positivos y los de coseno son negativos es: 3. \( \operatorname{sen} 0^{\circ}= \) 4. \( \cos 225^{\circ}= \) point(s) possible Evaluate the following limit. Use l'Hôpital's Rule when it is convenient and applicable. \( \lim _{v \rightarrow 7} \frac{v-2-\sqrt{v^{2}-24}}{v-7} \) Solve Share of a sheet of paper. Then she asked the students to color one fourth of their pieces of paper. What part of the original sheet did the students color? Solve this problem any way you choose. Previous Page Question 20 (1 point) Find Listen Find the greatest common factor (GCF) of the expressions. \( 3 x^{4}\left(7 x^{2}-1\right)^{8}, 6 x^{3}\left(7 x^{2}-1\right)^{5} \), and \( 12 x^{5}\left(7 x^{2}-1\right)^{2} \) Solve the inequality. Write the solution set in interval notation and graph it. \( 12 x+8>2(5 x+6) \) Solve the equation. \[ \frac{5}{9 x+36}=\frac{6}{x+4}-\frac{7}{9} \] In the equation, which is true about the value of x ? \[ 3 x+7(x+1)=2(6 x+5)-2 x \] A \( x=7, x=10 \) B no solution C single solution D infinitely many solutions Evaluate the following limit. Use l'Hôpital's Rule when it is convenient and applicable. \( \lim _{v \rightarrow 7} \frac{v-2-\sqrt{v^{2}-24}}{v-7} \) 4. Samantha bought a shirt for \( \$ 15 \). It there \( 7 \% \) sales tax how much sales tax did she pay? Watch your rounding!
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