Determine whether the following is always true or not always true. Given reasons for your answers.c(u × v) = cu × cv (any number c)
What will be an ideal response?
Not always true; The statement if false if c ? 0,1.
Mathematics
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Find the length of the indicated portion of the trajectory.r(t) = (4cos t)i + (4sin t)j + 3tk, 0 ? t ? ?/2
A. 
?
B. 
?
C. 
?
D. 
?
Mathematics
Use the table of values of f to estimate the limit.Let f(x) = 
, find 
f(x).
A. 
; limit = -0.125
B. 
; limit = 0.225
C. 
; limit = 0.025
D. 
; limit = 0.125
Mathematics
Use a graphing calculator to solve the nonlinear system. Give x- and y-coordinates to the nearest hundredth.y = log(x + 7)y = x3
A. {(-2.50, 1.49)} B. {(2.07, 0.69)} C. {(-1.83, 1.64), (1.68, 2.16)} D. {(0.97, 0.90)}
Mathematics
Give the ordered pairs for the points labeled on the graph.
A. A(5, 3); B(0, -2) B. A(-5, 3); B(0, 2) C. A(5, -3); B(1, -2) D. A(5, 3); B(0, 2)
Mathematics