Question

integral cos15xcos4x dx @loser66

Answer 1

just apply formula cos a cos b = 1/2( cos (a+b) + cos (a-b) ) , your a = 15x, your b = 4x . that's it

Answer 2

1/2(cos(19x)+cos(11x)) is that all?

Answer 3

yup, and then take integral term by term

Answer 4

damn, i expected it to be more difficult....well, thats one down

Answer 5

hehehe... be on the Earth!! please

Answer 6

Summary For Nights and Dragons, what i have so far is
"Ever since Abigail Prynne was a little girl she had been fascinated by dragons.

Answer 7

What is the Behavior quote:

Answer 8

PLS HELP!!!
Values for relation g are given in the table. Which ordered pair would be found in the inverse of g?

https://dlap.

Answer 9

the new update looks horrendous

Answer 10

PLS HELP!!!
Which of the following is true for the relation f(x) = x2 + 8?

Only the inverse is a function.

Answer 11

Anatomy Mini-Tutorial: The Cerebellum

Answer 12

Memes plox

Answer 13

Any lyricists out there? I got some lyrics and I would like some opinions.

Answer 14

Any new anime's coming out that look good?

Answer 15

Hello everyone! Welcome to the New QuestionCove!
First thing you will notice is the fresh new design, QuestionCove has been renovated!

There's been a bunch

Answer 16

Tell whether the relationship should be represented by a continuous or discrete graph.

Answer 17

Which three of the following best describe what would happen if mitosis did not take place ?

A.

Answer 18

Which three of the following best describe what would happen if mitosis did not take place ?

A.

Answer 19

slopes and confusion

Answer 20

Under the reign of Moctezuma I, historical texts referring to the Mexica or the people of conquered regions were destroyed and replaced with official Aztec

Answer 21

How does the brain function on certain medicine and how does it affect the chemical process? This is just out of curiosity of a child's mind that is interes

Answer 22

Who below provided assistance for freedmen as they transitioned to a new way of life?
Select all that apply.

Answer 23

Match each process with the correct name.

https://assets.questioncove.com/attachments/1539825975-5bc7e0918217c6e5e5111800-sciencepic.

Answer 24

English e.e

Answer 25

How are the Greek values of family and perseverance shown through Odysseusu2019s