Answer:
y=3.11x
Step-by-step explanation:
Not sure if it's correct. But my reasoning behind it is that 23.81-20.70=3.11 which means every year the cost goes up by $3.11
Answer:
( -2.5, -2 )
Step-by-step explanation:
use the formula:
M= (x1 + x2/2,y1 + y2/2)
=(<u>-</u><u>3</u><u>+</u><u>-</u><u>2</u>, <u>4</u><u>+</u><u>-</u><u>8</u><u>)</u>
2. 2
=(<u>-</u><u>5</u> ,<u> </u><u>-</u><u>4</u>)
2. 2
=(-2.5 , -2)
Answer:
GJG
Step-by-step explanation:
HGJG
The ratio 30:6 in simplest form is 5:1
Answer:
(cosB-1)(cosB+6)
Step-by-step explanation:
use u substitution . u = cosB
u^2+5u-6
factor
(u-1)(u+6)
put cosB back in for u
(cosB-1)(cosB+6)