Answer:
49/99
Step-by-step explanation:
Follow the first hint. Since there are two numbers that are repeating, the numerator will be 49. The denominator will have two nines.
Hope this helps!
Answer:
+
Step-by-step explanation:
++ = +
+- = -
-+ = -
-- = +
Example:
-1 x -1 = 1
1 x -1 = -1
Answer:
$8.
Step-by-step explanation:
See attached picture.
A = s^2
A' = 2s*s'
When the area is 36 cm^2, the side (s) is 6 cm. The area is increasing at the rate
A' = 2(6 cm)*(6 cm/s) = 72 cm^2/s