Subtract.7 - (-4)
A. -3
B. 11
C. 3
D. -11
Answer: B
Mathematics
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Complete the equation so the result is an identity. 
= ___
A. sin x + 1 B. cos x + 1 C. sec x + 1 D. csc x + 1
Mathematics
Draw a sketch to represent each of the following vectors. Refer to the vectors pictured here.
c + d
A. 
B. 
Mathematics
Multiply by a fraction equivalent to 1 to build up the fraction to one with the denominator shown.
= 
A. 
B. 
C. 
D. 
Mathematics
Translate the statement into a mathematical expression.Find the value of x $20-bills.
A. x - 20
B. 20 + x
C. 
D. 20x
Mathematics