Solve 2x 13 8x 7 - Study guides, Class notes & Summaries

Answer ALL the questions. Write your answers in the spaces provided. Leave blank 1 a) Give n tha t f(x ) = x 3 – 4x 2 – 3x + 7, find f '(x ). (2) b) Hence find the values of x for which f(x) is a decreasing function, giving your answer in the form {x : x > a}  {x : x < b} where a and b are real numbers to be found. (3) 2 A helicopter flies between 3 locations, A, B and C, which are positioned such that AB = 9 km, AC = 5 km and angle ABC = ...

Aaron scored 84 points on a test made up of 10 eight-point short answer questions and 8 five-point multiple choice questions. If no partial credit was given and he missed 2-short answer questions, how many questions did Aaron miss on the whole test? - Work this question into bite-sized pieces. If Aaron missed 2 short answer questions, out of 10 total short-answer questions, he answer 8 short-answer questions correctly. This means Aaron scored 8*8=64 points on the short-answer questions. If he...

Teas math practice tests practice 7 Rated A+ If Lynn can type a page in p minutes, what piece of the page can she do in 5 minutes? 5/p If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to paint the house together? 2 hours and 24 minutes Employees of a discount appliance store receive an additional 20% off of the lowest price on an item. If an employee purchases a dishwasher during a 15% off sale, how much will...

ASVAB Exam 74 Questions with Verified Answers Small Most Nearly Means? - CORRECT ANSWER Little Inhabit most nearly means? - CORRECT ANSWER live in Savory most nearly means? - CORRECT ANSWER tasty Obliterate most nearly means? - CORRECT ANSWER Wipe out Unison most nearly means? - CORRECT ANSWER Agreement Novice most nearly means - CORRECT ANSWER beginner Rudiments most nearly means? - CORRECT ANSWER Basic methods and procedures Vague most nearly means - CORRECT ANSWER indi...

1. Polynomial a mathematical expression that is the sum of a number of terms 2. Quadratic Equa- tions a function in the form: f(x) = ax² + bx + c = 0, a`0. 3. cubic equation a polynomial equation with a term of degree 3 as its term of highest degree 4. Rational polyno- mial expression 5. Trigonometric Equations 6. How to solve algerbric equa- tions 7. 4+2+x=8 6+x=8 6+x-6=8 6 show the ratio of two polynomials. It means both the nu- merator and denominator are po...

1. Simplify: 20  4 3 (8)  20  64 (8)  20  (8) = 12 (Order of operations from left to right: Parenthesis, Exponents, Multiplication, Division, Addition Subtraction) 2. Simplify: (2a – 4) + 2(a – 5) – 3(a+1) = 2a – 4 + 2a – 10 – 3a – 3 = a – 17 3. Evaluate the expression: 4a 2  4ab b 2 , when a = 2 and b = 5 4a 2  4ab b 2  42 2  425 5 2 16  40  25 = 1 4. Firefighters use the formula ...

Math Praxis Practice Test (5003) Questions and Answers 3. Which of the following expressions is equivalent to the expression 21−6x for all values of x ? 5−2(8−3x) 6+3(5−2x) 25−(4−6x) 3(4−2x)−9 7(3−2x)−8x 6+3(5−2x) Option (B) is correct. Using the distributive property, 6+3(5−2x)=6+15−6x=21−6x. None of the other selections is equivalent to this. 5. A right circular cylinder with base B is shown. If a plane that is neither parallel nor perpendicular to b...

ASVAB Practice Test 1 Mathematics Knowledge questions and answers with verified content 1: If x = 8, what's the value of y in the equation y = (x2 ÷ 4) − 2? A. 14 B. 16 C. 18 D. 20 14 2: The cube of 5 is A. 125 B. 25 C. 15 D. 50 125 3: 2.5 × 33 = A. 22.5 B. 75.0 C. 67.5 D. 675.0 67.5 4: The fourth root of 16 is A. 4 B. 1 C. 3 D. 2 2 5: What's the equation of a line that passes through points (0, -1) and (2, 3)? A. y = 2x − 1 B....

LEVEL 2 CERTIFICATE FURTHER MATHEMATICS 8360/1 Paper 1 Non-Calculator Mark scheme June 2019 Version: 1.0 Final *jun/MS* Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant questions, by a panel of subject teachers. This mark scheme includes any amendments made at the standardisation events which all associates participate in and is the scheme which was used by them in...

If Lynn can type a page in p minutes, what piece of the page can she do in 5 minutes? - Answer 5/p If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to paint the house together? - Answer 2 hours and 24 minutes Employees of a discount appliance store receive an additional 20% off of the lowest price on an item. If an employee purchases a dishwasher during a 15% off sale, how much will he pay if the dishwasher originall...