The price changed by $42 over the course of seven weeks
Pythagoras theorem I guess
Answer:
-2
Step-by-step explanation:
The x value is 1, and the y value is 0. Substitute these values into the equation.
y=2x-2
<u>Hope this helps :-)</u>
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Answer and Step-by-step explanation:
Given Asin(wt + phi), we know that sin (A + B) = sinAcosB + sinBcosA. This means:
Asin(wt + phi) = Asin(wt)cos(phi) + Asin(phi)cos(wt).
Let Acos(phi) = c2 and Asin(phi) = c1 we have:
Asin(wt + phi) = c2sin(wt) + c1cos(wt)