Questions in mathematics

Questions in mathematics

📝 Answered - 14. A ball is drawn at random from a box containing 3 red balls, 2 white balls, and 5 blue balls. What is the probability of picking a red ball? A. [tex]$1 / 3$[/tex] B. [tex]$7 / 10$[/tex] C. [tex]$2 / 5$[/tex] D. [tex]$3 / 2$[/tex] 15. If x = -2, y = 4, and k = 5, evaluate 4xy + 7k

📝 Answered - Consider the equation $y=(x+2)^2-3$. What is the length of the focal width of the parabola? A. 1 unit B. 4 units C. 12 units D. 16 units

📝 Answered - Which statement could be used to explain why the function [tex]h(x)=x^3[/tex] has an inverse relation that is also a function? A. The graph of [tex]h(x)[/tex] passes the vertical line test. B. The graph of the inverse of [tex]h(x)[/tex] is a vertical line. C. The graph of the inverse of [tex]h(x)[/tex] passes the horizontal line test. D. The graph of [tex]h(x)[/tex] passes the horizontal line test.

📝 Answered - The most Mimi can afford to pay per year in mortgage payments is $12,500, and her credit score is currently 531. According to the following table for a $150,000 mortgage, by how many points would she need to improve her credit score in order to take a mortgage for $150,000? | FICO Score | Interest Rate | Monthly Payment | |------------|---------------|-----------------| | 720-850 | 5.59% | $860 | | 700-719 | 5.71% | $872 | | 675-699 | 6.25% | $924 | | 620-674 | 7.40% | $1039 | | 560-619 | 8.53% | $1157 | | 500-559 | 9.29% | $1238 | A. 89 points B. 144 points C. 29 points D. 169 points

📝 Answered - Evaluate the integral. Give result in exact form. [tex]\int_{\frac{\pi}{2}}^{\frac{\pi}{4}}(11 \cos (x)-1) d x=[/tex]

📝 Answered - (\log_b \sqrt[3]{a})(\log_c b^4)(\log_a \sqrt[4]{c^3}) = 1

📝 Answered - A square has all sides of 7 cm. A rectangle has a length of 5 cm and a width of 5 cm. Compare their areas.

📝 Answered - Which points are on the perpendicular bisector of the given segment? Check all that apply. (-8,19) (1,-8) (0,19) (-5,10) (2,-7)

📝 Answered - What is the horizontal asymptote of [tex]f(x)=\frac{-2 x}{x+1}[/tex]?

📝 Answered - Complete the table below.