Using a sum or difference identity, write the following as an expression involving functions of x.tan 
A. 
B. -tan x
C. tan x
D. 
Answer: D
Mathematics
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Set up a definite integral that gives the arc length of the given curve.x = t, y = t6, 0 ? t ? 1
A. 
B. 
C. 
D. 
Mathematics
Find the flux of the vector field F across the surface S in the indicated direction.F = 3i + y10z3j - y3z10k , S is the rectangular surface x = 0, -4 ? y ? 4, and -9 ? z ? 9, direction i
A. 216 B. 0 C. 432 D. 144
Mathematics
Factor the polynomial completely.21x2 - 91x - 70
A. prime polynomial B. (21x + 14)(x - 5) C. 7(3x - 2)(x + 5) D. 7(3x + 2)(x - 5)
Mathematics
The lengths of the three sides of a triangle are given. The triangle is a right triangle.
, 
, 
varid="variable_id_field" variablename="impvar_b633d91b823643ee9e1fd54b5" class="wirisformula" /> Answer the following statement true (T) or false (F)
Mathematics