Points A, B, C and D are located on line l. Their corresponding coordinates are: A = -2.35, B = -.4, C = .7 and D = 3.25. Find each of the following distances:
(a) AC
(b) BD
(c) BC
(d) AD
(a) 3.05
(b) 3.65
(c) 1.1
(d) 5.6
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Provide an appropriate response. Solve the following quadratic using any method: 81x2 = 121
A. 
, 
B. 3, -3
C. 4, -4
D. 
, 
Solve.The pitch P of a musical tone varies inversely as its wavelength W. One tone has a pitch of 370 vibrations per second and a wavelength of 18 ft. Find the wavelength of another tone that has a pitch of 498 vibrations per second. Round to the nearest tenth of a foot if necessary.
A. 13.4 ft B. 0.000098 ft C. 10,236.7 ft D. 0.07 ft
Find the linear function that is the best fit for the given data. Round decimal values to the nearest hundredth, if necessary.
A. y = 0.73x + 4.98 B. y = 0.53x + 4.88 C. y = 0.43x + 4.98 D. y = 0.63x + 4.88
Find an equation of the line described. Write the equation in slope-intercept form if possible.Through (4, -23) and (8, -47)
A. y = 
x - 
B. y = 6x - 47
C. y = -6x + 1
D. y = - 
x - 