Maths C2 Problem help?!
Can anyone explain to me the method for the attached question? Thanks for any help!
Original post by Tommehh
Can anyone explain to me the method for the attached question? Thanks for any help!
A normal sin(x) graph starts at (0,0). Hits the max (which is 1) at 90 degrees and goes back down to 0 at 180 degrees, -1 at 270 degrees and back to 0 at 360 degrees.
This graph appears to start at A(0,2). Furthermore, it first hits 0 at 45 degrees.
Think about it, compare it with the normal sin(x) graph.
And remember;
is a horizontal translation of
is a vertical translation of
is a horizontal stretch of scale factor
is a vertical stretch of scale factor
(edited 9 years ago)
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