Over a million students use our free study notes to help them with their homework
first expand the brackets (3x-2)(x+1) to get 3x2-2x+3x-2, then we can simplify this to get 3x2+x-2.Then multiply this by x to get the final answer: 3x3+x2-2x.
Each banana cost 30p so the total price for bananas will be "number of bananas x 30". Here, bananas are called by the variable x so this number can be written as "30x" and will change ...
(-7/2,-31/4)
To complete the square you compare your equation in the form x2 + bx + c = 0 to a similar equation of (x + b/2)2...
Firstly, it is important to recognise that the answer will need to be in the form of two pairs of brackets because the question is asking us to factorise a quadratic equation. The equation only has a sing...
←
286
287
288
289
290
→
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
