Answer:
B) (-∞,1)
Step-by-step explanation:
g(x)=-2f(x)+1
g(x)=-2(10^x)+1
Therefore, x can be any real number, but y can be any real number that's less than 1. This means B is correct.
Answer:
50
Step-by-step explanation:
Answer:
X=-50
Step-by-step explanation:
18=-1/2x-7
-1/2x=18+7...... this is first step
X=25/(-1/2)...... the 2nd step
X=-50
Answer:
The height of the pyramid is 
Step-by-step explanation:
we know that
The volume of the pyramid is equal to

where B is the area of the base of the pyramid
h is the height of the pyramid
we have

----> the area of the base is the area of a rectangle
substitute the values in the formula and solve for h


I’m sorry I can’t see it well enough (my eyesight is bad)