Write the equation of the line with the given slope and y-intercept.slope 0;y-intercept (0, 4)
A. x = 4
B. y = 0
C. y = 4x
D. y = 4
Answer: D
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Find the equation of the regression line for the given data. Then use this equation to make the indicated estimate. Round decimals in the regression equation to three decimal places. Round estimates to three decimal places.The following data gives the temperature t (in °F) on randomly chosen days and the height h (in mm) that a certain type of plant grew. Find the equation of the regression line, and then estimate the growth of a plant if the temperature is 77°F.
A. h = 14.569t + 0.211, 1122.024 mm B. h = 53.999t + 0.181, 4158.104 mm C. h = 0.181t + 53.999, 67.936 mm D. h = 0.211t + 14.569, 30.816 mm
Write a differential formula that estimates the given change in volume or surface area.The change in the surface area S = 4?r2 of a sphere when the radius changes from r0 to r0 + dx
A. dS = 2?r0 dr B. dS = 8?r0 dr C. dS = 4?r0 dr D. dS = 4?r02 dr
IT = 131 mA, I1 = 15 mA, and I2 = 36 mA. Find I3.
a. 152 mA
b. 80 mA
c. 183 mA
d. 110 mA
e. 65 mA
Multiply. Do not simplify.
? 
A. 
B. 
C. 
D. 