Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °

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**unique****Member**- Registered: 2006-10-04
- Posts: 419

sketch the graph of y = -1 + 4sin 1/2((theta) + 30degrees)

ummmmm help

Desi

Raat Key Rani !

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**Kiran****Member**- Registered: 2006-11-15
- Posts: 177

oh i dont know sorry . does anyoone else know how to do this kinds of problem?

Live 4 Love

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**John E. Franklin****Member**- Registered: 2005-08-29
- Posts: 3,588

Quickly, it's a sine wave enlarged in time by two and shifted left by 15 degrees and 4 times the amplitude or vertical max to min, and the whole thing lowered down by 1 of the entire 4 amplitude.

**igloo** **myrtilles** **fourmis**

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