This is the difference of squares. Formula is:
A² - B² = ( A - B ) · ( A + B )
9 - y² = 3² - y² = ( 3 - y ) · ( 3 + y )
Answer:
idk
Step-by-step explanation:
Kewl
If
, all angles would be equal, resulting in similar triangles. So B is right
Step-by-step explanation:
I'd 5261333821 . p. 12345 on z.o.o.m
Answer:
-0.954(rounded)
Step-by-step explanation:
first write it in number form
√2(3)-√27
the exact form will be 3√2-3√27 = -0.954(rounded)