Answer:13cm
Step-by-step explanation:
(x+2)(x+1) = x^2 + x + 2x + 2
simplify it
x^2 + 3x + 2
<span>X is the number of tacos needed to make $210.
3.25X greater than or equal to $210.
X greater than or equal to 210/3.25.
X greater than or equal to 64.6.
The stand needs to sell at least 65 tacos to make a profit. </span>

If we take

, then

, and we can write the above integral as

and undoing the substitution, we end up with
Answer:
Option
Step-by-step explanation:
If you look at the angle, it's an acute angle so it narrows your choices down a lot. Another indicator is the green lines showing similar angles.