Step-by-step explanation:
Draw picture of 2 points (-1, 7), (1, 5) at line x and y
and use the formula
slope = (y2 - y1)/(x2 - x1)
If convexity to the right slope +
If convexity to the left slope -
a) C = 40 + 30t
b) 280 = 40 + 30t
30t = 240
t = 8
The plumber worked 8 hours
Answer:
-171=y
Step-by-step explanation:
-the 1 from both sides; then divide by -1
Answer:
Whats the question?
Step-by-step explanation:
What we're seeing here is a sphere of diameter 3.7 and radius 3.7/2. As the formula for the volume of a sphere is V = pi*r^3, the volume of this particular sphere is:
V = pi*(3.7 / 2)^3 = 19.89 cubic units.