The difference (subtraction) of a number (x) squared (²) and the number (x) is (=) one less than (- 1) four times (4 ·) the number (x)
x² - x = 4x - 1
Answer:
The first one is 1/2
The second one is 1
The third one is 0
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
Answer:
65
Step-by-step explanation:
The area of the square is
and the area of a single triangle is
.
The total area is the square plus the 4 triangles 