Answer:
12 minutes
Step-by-step explanation:
Time spent for 2 patches = 4 minutes
Time spent for 1 patch = 4 / 2 = 2 minutes
Time spent for 6 patches = 2 x 6 = 12 minutes
the volume of a pymaird is Volume of a Pyramid<span>A pyramid has a base and triangular sides which rise to meet at the same point. The base may be any polygon such as a square, rectangle, triangle, etc. The general formula for the volume of a pyramid is:Area of the base * Height * 1/3<span>The volume of a pyramid with a rectangular base is equal to:
</span><span>Length_of_base * Width_of_base * Height * 1/3 </span></span>
<span><span>d</span></span>
Sum of 2 perfect cubes
a³+b³=(a+b)(x²-xy+y²)
so
x³+4³=(x+4)(x²-4x+16)
set each to zero
x+4=0
x=-4
the other one can't be solveed using conventional means
use quadratic formula
for
ax^2+bx+c=0
x=

for x²-4x+16=0
x=

x=

x=

x=

x=

x=

the roots are
x=-4 and 2+2i√3 and 2-2i√3
Answer:
1/2, since 1 whole is 18/18 and 1/2 is equal to 9/18
Step-by-step explanation: