Which expression is equivalent to (x - 2)(x - 1)? А
x²-3x+2
B
x²-3x-2
С
x2 - 2x + 3
D
x² - 2X-3

-2

7 - 9 = -2

reversed:

-2 + 9 = 7

answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,