Add.-20 + (-20)
A. 40
B. -40
C. 0
D. -20
Answer: B
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Find fx, fy, and fz.f(x, y, z) = 
A. fx = - 
; fy = - 
; fz = - 
B. fx = 
; fy = 
; fz = 
C. fx = 
; fy = 
; fz = 
D. fx = - 
; fy = - 
; fz = - 
For the following data table, complete the table of changes, and determine if the data can be modeled exactly by a linear function. Round your answer to two decimal places, if necessary. x 4 5 6 7 y 14.61 17.62 20.63 23.64? Change in x From 4 to 5 From 5 to 6 From 6 to 7 Change in y
What will be an ideal response?
Find the amplitude, period, or phase shift of the given function as requested.Find the phase shift of y = -2 sin
A. - 
B. 2?
C. 
D. 8?
Use a graphing calculator to make a conjecture as to whether each equation is an identity.cos 2x = sin 2x tan x
A. Identity B. Not an identity