Write the slope-intercept form of the equation for the line passing through the given pair of points.(-4, -1) and (-4, 9)
A. y = -1
B. -1x + 9y = 0
C. 9x - 1y = 0
D. x = -4
Answer: D
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Find the exact value of the expression using the provided information.Find cos(A - B) given that cos A = - 
, with A in quadrant III, and 
with B in 
A. 
B. 
C. 
D. 
Solve  figure 1.png)
for x and y .
What will be an ideal response?
Solve the problem.The market research department for a drug store chain arrived at the demand table below, where y is the number of bottles of multivitamins purchased per month (in thousands) at x dollars per bottle. src="https://sciemce.com/media/4/ppg__tett0602191629__f1q55g4.jpg" alt="" style="vertical-align: -4.0px;" />
A. 
I)Find a demand equation using the method of least squares.II)If each bottle of multivitamins costs the drug store chain $4, how should it be priced to achieve a maximum monthly profit? [Hint: Use the result from I) with 
and I) y = 0.20x + 3.50 II) $10.75
B. I) y = 0.20x - 3.50 II) $10.75
C. I) y = -0.20x - 3.50 II) $10.75
D. I) y = -0.20x + 3.50 II) $10.75
Find a function that models simple harmonic motion having the given properties. Assume that the displacement is maximum at time t = 0. amplitude 2.5 m , frequency 750 Hz
What will be an ideal response?