Total # Posts: 14

math
Which pair of numbers has 8 as a common multiple?

Pre-Calc/Math
Use factoring, the quadratic formula, or identities to solve cos(x)+1=sin^(2)x. Find all solutions on the interval [0, 2pi)

Pre-Calc/Math
Prove Identity: (1-cos2x/ tan x) = sin2x

Pre-Calc/Math
Prove identity: (sec x/csc x) + (sin x/cos x)=(2/cot x)

English
Place a comma where necessary and a semicolon where necessary. 1) I will not buy that that carp it is far too expensive. 2) He still cannot use Word consequently, Tara must stay here. 3) I noticed the baker, Ian, jogging in the park every day but he never seemed to get any ...

Pre-Calc/Math
If cosx= -2/3 and pi/2, find the exact value of cos(pi/3-x)

Pre-Calc/Math
Ohh it was hard me :/ .Do you think you can answer my other questions?

Pre-Calc/Math
Thank You! :D

Pre-Calc/Math
Prove the identit: cosxcotx+sinx=cscx

Pre-Calc/Math
Given cos x=2/3 and 3pi/2<x<2pi, find the exact value of cos2x?

Algebra
Building windows: Window World, Inc., is responsible for designing new windows for the expansion of the campus chapel. The current design is shown in the figure. The metal trim used to secure the perimeter of the frame is 126″ long. If the maximum window area is desired...

algebra
what is this answer I am an even number i am less than 65,but greater than 50 I am divisible by 5

chemistry
If 50.0 grams of copper metal is added to a silver nitrate solution, what mass of silver is produced if copper 2 nitrate is also formed?

physcial science
three term why physical science is used in life

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