Real axis intercepts - Study guides, Class notes & Summaries

PRECALCULUS Study Questions with Answers Rational Number - Answer--any number that is a real number that can be written ass a terminating or repeating decimal Irrational Number - Answer--real number that cannot be written as a terminating or repeating decimal (square root of 5) Quadratic Formula - Answer--b±[√b²-4ac]/2a Factoring Cubes - Answer-a^3+b^3=(a+b) (a^2-ab+b^2) -if it is A^3-B^3 then change to (a-b)(a^2+ab+b^2) Discriminant - Answer--for quadratic expression, the d...

PRECALCULUS GUIDE Rational Number - answer-any number that is a real number that can be written ass a terminating or repeating decimal Irrational Number - answer-real number that cannot be written as a terminating or repeating decimal (square root of 5) Quadratic Formula - answer-b±[√b²-4ac]/2a Factoring Cubes - answera^3+b^3=(a+b) (a^2-ab+b^2) -if it is A^3-B^3 then change to (a-b)(a^2+ab+b^2) Discriminant - answer-for quadratic expression, the discriminant is b^2-4ac -determines t...

Precalculus Algebra Practice Test Questions and Answers True or Flase: Rational number and irrational number are in the set of real numbers. - Answer-True In the complex number 5+2i, the number 5 is called the __________ part, the number 2 is called the __________ part and the number i is called the _________. - Answer-real, imaginary, imaginary unit True or False: The conjugate of 2+5i is -2-5i. - Answer-False True or False: All real numbers are complex numbers. - Answer-True True...

MCGRAW HILL ALGEBRA 2 CH. 4 TEST QUESTIONS WITH CORRECT DETAILED ANSWERS vertex form - Answer-y=a(x-h)^2+k zeros - Answer-Same as solutions, roots and x-intercepts AC test - Answer-a way to factor: Square Root Property - Answer-for any number n ≥ 0, if x² = n, then x = ±√n. To solve Quadratics - Answer-Put factors = to 0 and solve for the variable i^2 - Answer-i^2 = -1 i - Answer-square root of -1 completing the square - Answer-take half of B and square it to get...

domain of sine function all real numbers range of sine function [-1,1] Brainpower 0:04 / 0:15 type of function for sine ODD (180 flip) period of sine function 2π (2π/b) x intercepts of sine function infinite multiples of pi y intercept of sine function 0 domain of cosine function all reals range of cosine function [-1,1] type of function for cosine EVEN (flip over y axis) period of cosine function 2π (2π/b) x...

College Algebra and Trignometry International 7 th Edition Graded A+ Steps to Complete the Square - ans-1. Move Constant to the right 2. Add (coefficient/2)^2 to both sides 3. Square both sides 4. Split into 2 possible solutions 5. Get 2 solutions quadratic formula - anscompound interest formula - anssimple interest formula - ansdistance formula - ans-D=R X T complex numbers - ansdiscriminant formula - ans-if D> 0: 2 real solutions if D<0: 2 non-real solutions if D=0 : exactly...

Accuplacer Exam 136 Questions with Verified Answers Define - "ordered pairs" - CORRECT ANSWER = (x, y) = a single point on a coordinate plane Define - "origin" - CORRECT ANSWER = (0,0) = the point where two axes meet Explain - "quadrants" - CORRECT ANSWER = when the two axes (x and y) cross they form 4 quadrants Explain what - "the distance" means Define - "distance formula" for a line(s) - CORRECT ANSWER = "distance" - the length between two points on a plane - (x1...

GRE Quantitative Reasoning Prep 228 Questions with Verified Answers Even + even = - CORRECT ANSWER even Even - even = - CORRECT ANSWER even Even + odd = - CORRECT ANSWER odd Even - odd = - CORRECT ANSWER odd Odd + odd = - CORRECT ANSWER even Odd - odd = - CORRECT ANSWER even Odd × odd = - CORRECT ANSWER odd Even × odd = - CORRECT ANSWER even Even × even = - CORRECT ANSWER even Least common multiple - CORRECT ANSWER the least positive integer that is a multiple of...

College Algebra Questions and Answers 2023 quadratic formula compound interest formula simple interest formula distance formula D=R X T complex numbers discriminant formula if D> 0: 2 real solutions if D<0: 2 non-real solutions if D=0 : exactly 1 solution factor by grouping inequality signs when the inequality sign changes if you multiply or dividing both sides of the inequality by a negative number it changes the direction of t...

AFOQT Study Guide Questions with Correct Answers Types of analogies - Answer-synonym, antonym, action, function, size, degree, amount, part to whole, member to group, units of measurement, mathematical Types of numbers - Answer-natural: greater than 0 and has no decimal or fraction Whole: natural numbers and 0 Integer: positive/negative numbers and 0 Rational: can be represented as fraction or decimal , must terminate or resolve into repeating pattern Irrational: cannot be re...