Multiply 
by its complex conjugate and simplify.
A. 20
B. 
C. 
D. 32
E. 
Answer: A
Mathematics
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Use the definition to find an expression for the instantaneous velocity of an object moving with rectilinear motion according to the given function relating s (in ft) and t (in s).s = 4t + 3t3
A. 4t + 9t2 B. 4t + 9t3 C. 4 + 9t2 D. 4 + 3t2
Mathematics
Write decimal notation.
A. 91.8 B. 9.18 C. 0.0918 D. 0.918
Mathematics
Perform the indicated operations and simplify the result.
+ 
+ 
A. 
B. 
C. 
D. 
Mathematics
Find the area of the polygon.
A. 36 in.2 B. 15 in.2 C. 18 in.2 D. 72 in.2
Mathematics