The Corbettmaths Practice Questions on Changing the Subject. Videos, worksheets, 5-a-day and much more Changing the subject of a formula is very similar to solving an equation. You must be sure to do the same operations on both sides of the equation. You must also be careful to do the operations in the correct order. General Steps to follow to Change the Subject of a Formula Clear roots, fractions and bracket first (if there are any).
How to do Changing the subject formula GCSE Maths revision exam questions, subject appears twice
Example 1 Change the subject of the formula y = m x + c to x. Example 2 Change the subject of the formula e = m c 2 to m. Example 3 Change the subject of the formula e = m c 2 to c. Example 4 Change the subject of the formula v 2 = u 2 + 2 a s to a. Example 5 Change the subject of the formula a = b c − d to c. Find a Maths tutor Free Pre-Algebra, Algebra, Trigonometry, Calculus, Geometry, Statistics and Chemistry calculators step-by-step Change the Subject of a Formula Solved examples to change the subject of a formula 1. The volume of a cuboid is the product of length and breadth of the cuboid. Solution: If l, b, h are length, breadth and height of the cuboid. Also, if the volume is denoted by v then V = l × b × h or, l = V/ (b × h) Here, the subject is l. To change the subject of a formula the terms are rearranged following the general rule, change side, change operation. Part of Maths Algebraic skills Add to My Bitesize Remove from My Bitesize
Changing the Subject of a Formula Without Factorisation Go Teach Maths Handcrafted Resources
Changing the subject of a formula is a way of rearranging a formula to determine a missing quantity in terms of other quantities. This is exactly the same process we apply to solving equations; however to solve an equation, we usually work with one variable and numerical values. Changing the Subject (advanced) Practice Questions Click here for Questions . Click here for Answers Practice Questions Previous Addition Practice Questions Next Collecting Like Terms Practice Questions The Corbettmaths Practice Questions and Answers to Changing the Subject (Advanced) Change the subject of the formula (1) An introduction to changing the subject of a formula. GCSE Topic. Change the subject of the formula (2) The video shows how the change the subject of the formula when the variable you want to isolate is on both sides. Name: Exam Style Questions Equipment needed: Pen Guidance 1. Read each question carefully before you begin answering it. 2. Check your answers seem right.
Mathematics Tutorials Maths Made Easy! Change of Subject Formula
GCSE Maths revision tutorial video.For the full list of videos and more revision resources visit https://www.mathsgenie.co.uk Solution 1: Here we begin with the first equation and use the second one in a substitution. \begin {array} {l l l l} str &=& x &\quad \text {given}\\ 2str &=& 2x &\quad \text {multiply both sides by}\ 2\\ 2str &=& srp &\quad \text {substitute}\ 2x\ \text {with}\ srp\\ 2t &=& p &\quad \text {divide both sides by}\ sr \neq 0\\ \end {array} str.
Changing the Subject of a Formula Name: _____ Instructions • Use black ink or ball-point pen. • Answer all Questions. • Answer the Questions in the spaces provided - there may be more space than you need. • Diagrams are NOT accurately drawn, unless otherwise indicated. • You must. Changing The Subject Of A Formula | Algebra | Maths | FuseSchoolIn this video we look at how to change the subject of a formula. This is a very useful algebr.
Changing the subject of a formula (one step) YouTube
How to change the subject of an equation First, let's look at some simple maths without any chemical context. In this example equation we want to change the subject to x, ie have x by itself on one side of the equation and everything else on the other side: 30 = 22 y - 2 x Objectives. Students will be able to. rearrange a formula in one step to change the subject, rearrange a formula in two steps to change the subject, rearrange a formula to change the subject before substituting in values of the variables, solve more complex problems, including writing and rearranging a formula from a geometric context.
