Math 172 - Study guides, Class notes & Summaries

172 Final Exam Question and answers already passed 2024/2025 172 Final Exam positive angle - correct answer counterclockwise rotation negative angle - correct answer clockwise rotation radians - correct answer if the radius or the circle is r and the length of the arc is also r, then the measure of the angle is 1 radian 1 radian - correct answer 57° Degree formula - correct answer degrees = radians * 180/π radian formula - correct answer radians= degrees * π/18...

MAT Question and answers correctly solved 2024/2025 MAT-172 Quiz #8 Study Guide - Chapter 11.6 - Part 1 Can you also graph with the polar coordinate system? - correct answer YES! What if r is greater than 0? - correct answer P lies on terminal side What if r is less than 0? - correct answer Point P lies on the opposite direction of terminal side What is representative of x? - correct answer r cos theta What is representative of y? - correct answer r sin theta

MAT Question and answers correctly solved 2024/2025 MAT-172 Quiz #8 Study Guide - Chapter 11.3 - Part 2 What is a vector with its initial point at the origin in a rectangular coordinate system? - correct answer Position Vector What would a position vector u with its endpoint at the point (a,b), be written as? - correct answer u = {a,b} What corresponds to an ordered pair of real numbers? - correct answer Vectors What is a directed line segment? - correct answer Vector Wh...

Precalculus 172 Chapter 6 Question and answers rated A+ 2024/2025 Precalculus 172 Chapter 6 Known Identities Reciprocal: sinx - correct answer 1/cscx Known Identities Reciprocal: cscx - correct answer 1/sinx Known Identities Reciprocal: cosx - correct answer 1/secx Known Identities Reciprocal: secx - correct answer 1/cosx Known Identities Reciprocal: tanx - correct answer 1/cotx Known Identities Re

2.5 Measure of Position Questions with complete solution 2024/2025 2.5 Measure of Position A radio station claims that the amount of advertising per hour of broadcast time has an average of 12 minutes and a standard deviation equal to 1.2 minutes. You listen to the radio station for 1 hour, at a randomly selected time, and carefully observe that the amount of advertising time is equal to 15 minutes. Calculate the z-score for this amount of advertising time. - correct answer z = 2.50 A t...

MA 172 Test 2 Question and answers already passed 2024/2025 MA 172 Test 2 6.1 Steps for finding volume of a solid - correct answer 1. Sketch the solid and a typical cross-section 2. Find a formula for A(x), the area of a typical cross-section 3. Find the limits of integration 4. Integrate A(x) to find the volume 6.1 Volume of a cross-section - correct answer 6.1 Volume of a disc - correct answer 6.1 Volume of a

ABEKA Consumer Math TEST 5 Question and answers verified to pass 2024/2025 ABEKA Consumer Math TEST 5 $4,350 - correct answer Disposable income: $34,800 % spent on food: 12.5% Amount spent on food: ? $28,500 - correct answer Disposable income: ? % spent on food: 14% Amount spent on food: $3,990 16% - correct answer Disposable income: $27,600 % spent on food: ? Amount spent on food: $4,416 .175 unit price - correct answer 12 oz. for $2.10 (find unit prices to the nea...

Sampling and Estimation Question and answers 100% correct 2024/2025 Sampling and Estimation Choose true or false. Given a population that meets the conditions of a normal distribution, samples taken at random will also be normally distributed regardless of sample size. True False - correct answer True Choose true or false. Given an infinite population that does not meet the conditions of a normal distribution, samples taken at random will also not be normally distributed regardless...

MAT172 Finite Math Question and answers 100% correct 2024/2025 MAT172 Finite Math (Section 7.1 Quiz) The residents of a small town and the surrounding area are divided over the proposed construction of a sprint car racetrack in the town, as shown in the table on the right. Table: Live in Town Support Racetrack - 3690 Oppose Racetrack - 2449 ------------------------------------ Live in Surrounding Area Support Racetrack - 2460 Oppose Racetrack - 3036 A reporter randomly selects a...

Algebra 1 Question and answers correctly solved 2024/2025 Algebra 1: Quadratic Functions; standard form Which must be true of a quadratic function whose vertex is the same as its y-intercept? - correct answer The axis of symmetry for the function is x = 0. f(x)= -x²-2x-1 - correct answer vertex: maximum value The function is increasing when x<-1 The function is decreasing when x>-1 domain: all real numbers range: all real numbers less than or equal to zero While teaching...