Fill in the blank with one of the words or phrases listed below. 
A combination of operations on variables and numbers is called a(n) 
.
A. equation
B. algebraic expression
C. evaluating the expression
D. addition
Answer: B
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Using Green's Theorem, find the outward flux of F across the closed curve C.F = sin 5yi + cos 10xj ; C is the rectangle with vertices at (0, 0), 
, 
, and 
A. - 
?
B. 
?
C. - 
?
D. 0
Consider below the branching tree diagram based on the number per 3000 American adults. 
LetT = the set of Americans who like classical music R = the set of Republicans who like classical music D = the set of Democrats who like classical music I = the set of Independents who like classical musicDetermine whether the statement is true or false.Let M = the set of Independent men who like classical music W = the set of Independent women who like classical musicThe set of elements in M and W combined is equal to set I.
A. True B. False
Decide whether the equation is or is not an identity.sin (? + ?) + sin (? - ?) = 2 sin ? cos ?
A. Identity B. Not an identity
Solve.In an electrical circuit, let V represent the electromagnetic force in volts at t seconds. Assume 
. Find the smallest positive value of t where 
for 
.
A. 
sec
B. 
sec
C. 0 sec
D. 
sec