What is (x-5)^2

Separate the square: (x-5)2 = (x-5)(x-5)multiply the variables: x2multiply the numbers: -5 x -5 = 25multiply a variable and a number: -5xtimes this value by two: -10xsum all answers: x2- 10x + 25

Matthew B. avatar
Answered by Matthew B. Maths tutor

2891 Views

See similar Maths GCSE tutors
Cookie Preferences