Algebraeasy · Past Paper
Find the factors of 1 - x^2.
A(1-x)(1-x)
B(1+x)(1-x)
C(x+1)(x-1)
D-(x+1)(x+1)
✓ Correct Answer: B — (1+x)(1-x)
Difference of two squares identity: 1^2 - x^2 = (1+x)(1-x).
Share this question
More from Algebra
- Find the HCF of x^3 and x^5.
- The sum of a number and its square is 42. The number is:
- The age of the father is twice the sum of the ages of his two children. After 20 years, his age will be equal to the sum of the ages of his children. Find the father's age.
- Find the value of x in 0.5x = 4
- The roots of 2x^2 - 6x + 3 = 0 are: