Answer:
calculate the number of atom in 3 mol helium
Answer:
see below
Step-by-step explanation:
{(x, y) : x≥2}∩{(x, y) : y≥2}
First {(x, y) : x≥2}
A solid line at x =2 and shaded to the right
(x, y) : y≥2
A solid line at y =2 and shaded above
∩ means intersection or where they overlap
The green area is where they over lap
For number 7 what is the formula for volume of a cube
The answer is -9 • (x + 2) • (x - 1)2
The answer is 1 and I’m sure about that