Aleks - Study guides, Class notes & Summaries

ALEKS PLACEMENT TEST WITH COMPLETE SOLUTIONS 100% 2023/2024 Communative Property number order can be changed without changing answer associative property changing grouping of numbers does not change value identity property adding 0 / multiplying by 1 does not change value of number zero property product of a number and zero equals zero scalene triangle no congruent sides isoceles triangle two congruent sides equilateral triangle all congruent sides poly...

ALEKS Basic Math Placement Test Review Questions and Answers 2024/2025 Solved 100%

How to find percent of change 1) change/ original amount 2) make fraction into a decimal 3) move decimal to make it a percent. How to graph parabola when given an equation * IN STANDARD FORM* *use y= ax² + bx + c* 1) find vertex using: x= -b/2a 2) graph vertex point 3) plug in value of vertex as x to get y coordinate 4) find additional points by plugging in x values into the y=ax² part of equation 5) graph each point FROM vertex point how to graph parabola when given an equ...

ALEKS Math Placement Exam 2024/25 REVIEW Conditional Probability - ANSWER The probability of an event, given another event has already occurred. Ex: The probability that a playing card from a standard deck is a 5, given that it is red, is 2/26.

ALEKS Math Placement Exam Questions with Revised Answers When you're trying to find the width do you disregard negative answers? - Answer-yes When the number under the radical is large should you trust that it's simplified fully? - Answer-No (it's probably not fam) sqrt(a/b) = - Answer-sqrt(a)/sqrt(b) What should you do any time you solve by squaring? - Answer-Plug the answers back in (to double check) Hw do you find the domain of an equation with a radical? - Answer-Set the v...

ALEKS MATH PREP WITH COMPLETE SOLUTIONS 100% 2023/2024 1 oz = ___ grams 28.4 grams 1 liter = ____ pints 2.1 pints 1 mile = ____ kilometers 1.6 km 1 inch = ___ cm 2.54 cm Circumference Distance around the circle circumference C=2πr Area of a rectangle A=lw Area of a triangle A=1/2bh Area of a parallelogram A=bh Area of a trapezoid A=1/2(b1+b2)h Area of a circle A=πr² Area of a square A=s² Volume of a Pyramid/Cone v=1/3B...

Aleks Placement Test: Chemistry With 100% Correct Answers Matter - answerAnything that has mass and takes up space; made of atoms Atoms - answerBasic unit of matter which cannot be broken down and contain mostly empty space; contains three parts: the electron, proton, and neutron Elements - answerA pure substance that contains only one type of atom Compound - answerTwo or more elements that are chemically bonded; includes ionic and covalent Mixture - answerTwo or more substances that are...

ALEKS WITH COMPLETE SOLUTIONS 100% 2023/2024 Quadratic Formula -b±[√b²-4ac]/2a Slope (y₂-y₁)/(x₂-x₁) Slope-Intercept y=mx+b a³-b³ (a-b)(a²+ab+b²) a³+b³ (a+b)(a²-ab+b²) a²-b² (a-b)(a+b) a²-2ab+b² (a-b)² a²+2ab+b² (a+b)² (a+b)(c+d) ac+ad+bc+bd a(b+c) ab+ac sine ratio opposite ÷ hypotenuse cosine ratio adjacent ÷ hypotenuse tangent ratio opposite ÷ adjacent Direct Variation y=kx Inver...

Aleks Placement Test: Chemistry With 100% Correct Answers Matter - answerAnything that has mass and takes up space; made of atoms Atoms - answerBasic unit of matter which cannot be broken down and contain mostly empty space; contains three parts: the electron, proton, and neutron Elements - answerA pure substance that contains only one type of atom Compound - answerTwo or more elements that are chemically bonded; includes ionic and covalent Mixture - answerTwo or more substances that are...

Aleks Placement Test: Chemistry With 100% Correct Answers Matter - answerAnything that has mass and takes up space; made of atoms Atoms - answerBasic unit of matter which cannot be broken down and contain mostly empty space; contains three parts: the electron, proton, and neutron Elements - answerA pure substance that contains only one type of atom Compound - answerTwo or more elements that are chemically bonded; includes ionic and covalent Mixture - answerTwo or more substances that are...