√20 = 4.47213
√20 = 4 (nearest integer)
√20 = 4.5 (nearest tenth)
Don’t open the link it’s a hacking business Good luck.
Answer:
9x^2 -4
Step-by-step explanation:
(3x+2) (3x-2)
FOIL
first: 3x*3x = 9x^2
outer: 3x*-2 = -6x
inner: 3x*2 = 6x
last: -2*2 = -4
Add together
9x^2 -6x+6x -4
9x^2 -4
43 degrees is her displacement
Answer:
43.3
Step-by-step explanation:
pythagoras theorem