subject
Mathematics, 20.01.2020 11:31 PONBallfordM89

Urgent

find the exact value by using a half-angle identity.

cosine of negative pi divided by eight

one half times the square root of quantity two minus square root of two
one half times the square root of quantity one minus square root of two
one half times the square root of quantity two plus square root of two
one half times the square root of quantity one plus square root of two

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 13:00
Me what is the value of x? showing work would be appreciated - ! : )
Answers: 1
question
Mathematics, 21.06.2019 18:10
Abc will undergo two transformations to give aa'b'c' which pair of transformations will give a different image of aabc if the order of the transformations is reversed? a. a rotation 90' counterclockwise about the origin followed by a reflection across the y-axis b a translation 5 units down followed by a translation 4 units to the right c. a reflection across the x-axis followed by a reflection across the y-axis a rotation 180'clockwise about the ongin followed by a reflection across the y-axis reset next 2 omentum all rights reserved o atk me anything o o e
Answers: 1
question
Mathematics, 21.06.2019 22:30
Will mark determine whether the conjecture is true or false. give a counterexample for any false conjecture. given: points r, s, and t conjecture: r, s, and t are coplanar. a) false; the points do not have to be in a straight line. b) true c) false; the points to not have to form right angles. d) false; one point may not be between the other two.
Answers: 1
question
Mathematics, 21.06.2019 23:30
It takes an ant farm 3 days to consume 1/2 of an apple. at that rate, in how many days will the ant farm consume 3 apples
Answers: 1
You know the right answer?
Urgent

find the exact value by using a half-angle identity.

cosine of negat...
Questions
question
Mathematics, 20.10.2021 02:40
question
Mathematics, 20.10.2021 02:40
question
Mathematics, 20.10.2021 02:40
Questions on the website: 13722367