What does the circuit symbol in the figure mean?
?
?
A. switch
B. battery (or power source)
C. light
Answer: A
Mathematics
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Match the given equation with one of the graphs.9x2 - 36y2 = 324
A. 
B. 
C. 
D. 
Mathematics
Simplify the expression. Use positive exponents. Assume variables represent nonnegative numbers.(-3p2q2r2)4
A. 81p8q8r8 B. -12p6q6r6 C. (-3)8p8q8r8 D. 81p6q6r6
Mathematics
Find the exact value of the expression.sin 20° cos 100° + cos 20° sin 100°
A. 
B. 
C. - 
D. - 
Mathematics
Multiply.10(-1)(4)(-8)
A. 320 B. 14 C. -320 D. 42
Mathematics