Maths help!
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Original post by Kangie
I've probably got this completely wrong but from what I've gathered...
-2cos(x)+1
Range is -2 and 2 so +1, the range would be -1 and 3?
-2cos(x)+1
Range is -2 and 2 so +1, the range would be -1 and 3?
Bingo! It seems like you understand now
Original post by SeanFM
Bingo! It seems like you understand now
Yay! Thank you so much
Original post by Kangie
I've probably got this completely wrong but from what I've gathered...
-2cos(x)+1
Range is -2 and 2 so +1, the range would be -1 and 3?
-2cos(x)+1
Range is -2 and 2 so +1, the range would be -1 and 3?
yep - range for just a cos(x) is (-a,a)
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