subject
Mathematics, 24.07.2021 14:00 luisanavarrogarcia

Giải các phương trình sau: a) sin^4x + cos^4x = 1 + sin2x b) cos 4x + cos 2x = 2 cos^x

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 20:00
Hell . what are the solutions to `10x^2 - 38x - 8 = 0`? is this when i find the factors and use the numbers within the factors to determine the zeros? i hope that made sense lol
Answers: 2
question
Mathematics, 21.06.2019 21:30
He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?
Answers: 1
question
Mathematics, 21.06.2019 22:40
Afunction g(x) has x-intercepts at (, 0) and (6, 0). which could be g(x)? g(x) = 2(x + 1)(x + 6) g(x) = (x – 6)(2x – 1) g(x) = 2(x – 2)(x – 6) g(x) = (x + 6)(x + 2)
Answers: 1
question
Mathematics, 21.06.2019 23:00
Pls the last one and it has to be like number 6
Answers: 2
You know the right answer?
Giải các phương trình sau: a) sin^4x + cos^4x = 1 + sin2x b) cos 4x + cos 2x = 2 cos^x...
Questions
question
History, 30.06.2019 19:00
Questions on the website: 13722361