Answer: ok so x equal on right so two subract two equals zero and 21 plus 2 plus 2 equals four and you add 2 and that equals six?????
Since

, and you have a corresponding term in the given Riemann sum of

, you know the integral is being taken over an interval of length 5, so you can omit the second choice.
Next,

corresponds to

with

. The fact that

alone tells you that the interval of integration starts at 3, and since we know the interval has length 5, that leaves the first choice as the correct answer.
Answer:
18
Step-by-step explanation:
Answer:
Presuming she eats the same amount of sweets each day, 9 days
Step-by-step explanation
Answer:15
Step-by-step explanation:
Solve for w in the equation 2w + 10 =50.