It’s d ......................................
D. 5root3
x = 15/root3 = 15root3/3 = 5root3
Answer:
5
Step-by-step explanation:
Put -2 where x is and do the arithmetic.
f(x) = 2x² -3
f(-2) = 2(-2)² -3 = 2(-2)(-2) -3 = 8 -3
f(-2) = 5
Answer:
B
Step-by-step explanation:
since 28 is the amount of time it takes for him to mow a lawn, we have to have an answer that involves time, which is B.
Answer:

Step-by-step explanation:
step 1
Find the volume of the cube
The volume of a cube is

where
b is the length side of the cube
we have

substitute


step 2
Convert cm^3 to liters
Remember that

