HotelInfantesAgres - Tempat Tanya Jawab Pelajaran & Ilmu Pengetahuan Logo

Questions in mathematics

[Jawaban] Identify the graph of [tex]f(x)=3 \sqrt{x-2}+2[/tex].

[Jawaban] 4.) [tex]$9 x+5=3 x-19$[/tex] 5.) [tex]$x+8=13+2 x$[/tex] 6.) [tex]$14 x=18+5 x$[/tex]

[Jawaban] Graph the inequality. $y \geq-3 x+4$

[Jawaban] Graph the rational function $y=\frac{x}{2 x+2}$. Which quadrant does neither branch of the rational function pass through? A. Quadrant 1 B. Quadrant 4 C. Quadrant 3 D. Quadrant 2

[Jawaban] Use the graphing calculator to graph the quadratic function [tex]$y=x^2-5 x-36$[/tex]. Which value is a solution of [tex]$0=x^2-5 x$[/tex] - 36? -9 -4 4 6

[Jawaban] Select the correct answer. | x | f(x) | | --- | ----- | | 3.0 | 4.0 | | 3.5 | -0.2 | | 4.0 | -0.8 | | 4.5 | 0.1 | | 5.0 | 0.6 | | 5.5 | 0.7 | For the given table of values for a polynomial function, where must the zeros of the function lie? A. between 3.0 and 3.5 and between 4.0 and 4.5 B. between 3.5 and 4.0 and between 4.0 and 4.5 C. between 3.5 and 4.0 and between 5.0 and 5.5 D. between 4.0 and 4.5 and between 4.5 and 5.0

[Jawaban] Hanna shops for socks that cost $[tex]$2.99[/tex] for each pair and blouses that cost $[tex]$12.99[/tex] each. Let $[tex]$x$[/tex] represent the number of pairs of socks purchased, and let $[tex]$y$[/tex] represent the number of blouses purchased. Which equation models the purchases she made with $[tex]$43.92[/tex]? A. $[tex]$x+y=15.98$[/tex] B. $[tex]$x+y=43.92$[/tex] C. $[tex]$43.92 x-2.99 y=12.99$[/tex] D. $[tex]$2.99 x+12.99 y=43.92$[/tex]

[Jawaban] The famous iris dataset (the first sheet of the spreadsheet linked above) was first published in 1936 Fisher. The dataset contains 50 samples from each of 3 iris species: setosa, virginia, and versicolor. are measured, all in cm : sepal length, sepal width, petal length, and petal width. What is the equation for the least square regression line where the independent or predictor variable and the dependent or response variable is petal width for iris setosa? [tex]$\hat{y}=\text { Ex: 1.234 } x+\square \text { Round to three decimal places. }$\tex] What is the predicted petal width for iris setosa for a flower with a petal length of 4.46? [tex]$\square$ cm Round to three decimal places.[/tex]

[Jawaban] The hypotenuse of a $45^{\circ}-45^{\circ}-90^{\circ}$ triangle measures 4 cm. What is the length of one leg of the triangle? A. 2 cm B. $2 \sqrt{2} cm$ C. 4 cm D. $4 \sqrt{2} cm$

[Jawaban] Zorah, a musician, pays $120 to have her instrument tuned and $10 per hour for a booth at a fair. She estimates that she earns $25 per hour in tips. The equation can be used to represent the break-even point. [tex]120+10 x=25 x[/tex] How many hours, [tex]x[/tex], will Zorah have to play in order to break even? A. 4 B. 5 C. 8 D. 12