Answer:
40
Step-by-step explanation:
Given problem:
x² - y²
x+ y = 10
x - y = 4
Solution:
Using the concept of differences of two squares;
x² - y² = (x + y)(x - y)
So;
x² - y² = 10 x 4 = 40
(-9), (-4.2), 0, 6
Come on
Negative the highest number is first, then zero, positive lowest number is first
you get the point
its c
