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
MB
Related Maths GCSE answers
All answers ▸How do you form the imperfect past tense and what is the difference between the preterite and the imperfect tense?
x : y = 11 : 3 x + y = 140 Find x and y
How do you solve between the two simultaneous equations 2x+y=4 and 3x+2y =6?
In a village the number of houses and the number of flats are in the ratio 7 : 4 the number of flats and the number of bungalows are in the ratio 8 : 5 There are 50 bungalows in the village. How many houses are there in the village?