Y intercept - Study guides, Class notes & Summaries

distance formula d = √[( x₂ - x₁)² + (y₂ - y₁)²] pythagorean theorem a²+b²=c² area of a triangle A=1/2bh midpoint formula (x₁+x₂)/2, (y₁+y₂)/2 parabola the graph of a quadratic function axis of a parabola the line passing through the focus and the vertex vertex of the parabola the highest or lowest point on the graph (h,k) = (x,y) x-intercepts X intercept: (#, 0) let y = 0, then solve for x y-intercepts Y i...

Determine the slope and the y-intercept. Use the slope and the y-intercept to graph the equation. Use a graphing calculator to verify your work. y=4x-8 - correct answer Slope is m=4 Y-intercept= (0,-8) Determine the slope and the y-intercept. Use the slope and the y-intercept to graph the equation. y=1 - correct answer Slope is m= 0 Y-intercept= (0,1) Use the graphing tool to graph the linear equation. Use the slope and y-intercept when drawing the line. 2x+y=1 - correct ans...

Question: Annie owns a tutoring service. For each tutoring session, she charges $75 plus $35 per hour of work. A linear equation that expresses the total amount of money Annie earns per tutoring sessi on is y=75+35x. What are the independent and dependent variables? What is the y-intercept and the slope? Question: George is an avid plant lover and is concerned about the lack of daffodils that grow in his backyard. He finds the growth of the daffodils, G, is dependent on the percent of aluminum m...

Part 1 Part 1 Simplify (2a^3b)^-3 (2^-3 a^(3 -3) * b^-3) 2^-3 a^-9b^-3 1/8a^9b^3 Simplify (-4x^2y^-3)^-2 y^6/16x^4 Simplify Radical 1/64 Radical 1/Radical 64 1/8 ^3 Radical -27 -3 Complex numbers: Complex numbers Find x and y such that the following is correct: 3x + 5yi= 15 + 5i 3x + 5yc= 15 + 5c 3x=15 and 5yc=5c x=5 and y=1 Find x and y such that the following is correct: 10x -4yi = 20 + 1/2i 10x - 4y...

CWP Test Questions With 100% Correct Answers Latest Updated 2024/2025 (Graded A+) f the SSmodel is greater than the SSresidual... - answer-the model accounts for more than 50% of the total variance What is the coefficient of determination? - answer-The proportion of variance accounted for in the dependent variable by the predictor variables. What is the relationship between r and beta in a simple regression? - answer-beta is an unstandardised measure of r What is the critical value for t w...

CWP Test Questions With 100% Correct Answers Latest Updated | Graded A+. I am using x to predict y. When I know the value of x, the mean-squared-error of my estimate of y is less than when I don't know x. - answer-x explains some of the variance in y If the SSmodel is greater than the SSresidual... - answer-the model accounts for more than 50% of the total variance What is the coefficient of determination? - answer-The proportion of variance accounted for in the dependent variable by the...

Accuplacer math placement Test 34 Questions with Verified Answers How to divide fractions - CORRECT ANSWER Multiply by the recipricol of the second fraction (ex. 3/4 5/7 is rewritten as 3/4 x 7/5) How to add or subtract decimals - CORRECT ANSWER 1. line up the decimals 2. fill in spaces with zeros 3. bring decimal STRAIGHT DOWN 4. Add using correct place value How to divide decimals - CORRECT ANSWER • If number you're dividing by is a decimal, then divide as usual and bring decimal ...

Pie chart numerical measure: percentages best used When displaying categories as parts of the whole Bar chart (bar graph) Category counts or frequencies best used when displaying counts or frequencies for each category individually Dot Plot 5-number summary (max, Q1, median, Q3, max) Smaller data set; useful to display the distribution and show gaps and outliers (quantitative) Stem Plot (stem-and-leaf plot) 5-number summary (max, Q1, median, Q3, max) Smaller data sets; useful to disp...

response (dependent) variables - ANS one particular variable that we are interested in understanding or modeling (y) predicting or explanatory (independent) variables - ANS a set of other variables that might be useful in predicting or modeling the response variable (x1, x2) What kind of variable is a response variable and why? - ANS random, because it varies with changes in the predictor/s along with other random changes. What kind of variable is a predicting variable and why? - ...

BUAL 2600 Business Analytics Exam 1 (Ch 1-2, 8) || Complete Questions & 100% Correct Answers BUAL 2600 Business Analytics Exam 1 (Ch 1-2, 8) || Complete Questions & 100% Correct Answers QUIZ 1 (Question #1) A _____ is used to visualize sample data graphically and to draw preliminary conclusions about the possible relationship between the variables. a. pie chart b. contingency table c. Gantt chart d. scatter chart - ANSWER - d. scatter chart QUIZ 1 (Question #2) In a linear regre...