Question

Question 4 Find the value of the summation. ∑

k=1
3
​
2
k
= ∫
−4
3
​
(6x
5
+2x
4
)dx Question 9 Evaluate the definite integral. ∫
0
4
π
​

​
sin(4t)dt ∫(5x
4
+2x
2
)dx

Answer 1

sum_(k=1)^3 2^k

Explanation:

Its easy. ;)