Over a million students use our free study notes to help them with their homework
Start by writing down the question5(x+2) = 45The aim is to "free" or solve for the variable "x", we work from outside the brackets. First step is to get rid of the 5 on the left hand s...
First we need to subtract a variable from another to eliminate a variable from both equations. To do this we need to make either the X value the same or the Y value the same.We can do this by multiplying ...
Differentiation is the process of finding the rate of change of a function with respect to its independent variable. In simpler terms, by differentiating, you can find the gradient of a curve. If its a st...
To differentiate parametric equations we have to use the chain rule in a special way.We know that the chain rule can be written as dy/dx = dy/dt * dt/dx, as both dts cancel. But if we have an equat...
Step 1: Factorise. In the final factorised form, your answer would be written in the form (x+a)(x+b). When expanded, this becomes: x^2 + (a+b)x + abHSAnswered by Hanan S. • Maths tutor3504 Views
←
158
159
160
161
162
→
Internet Safety
Payment Security
Cyber
Essentials
Comprehensive K-12 personalized learning
Immersive learning for 25 languages
Trusted tutors for 300 subjects
35,000 worksheets, games, and lesson plans
Adaptive learning for English vocabulary
Fast and accurate language certification
Essential reference for synonyms and antonyms
Comprehensive resource for word definitions and usage
Spanish-English dictionary, translator, and learning resources
French-English dictionary, translator, and learning
Diccionario ingles-espanol, traductor y sitio de apremdizaje
Fun educational games for kids
