Perform the indicated operation.Add.7a4 - 3a3
A. 10a4 + 5a3
B. 10a8 + 5a6
C. 15a14
D. 15a7
Answer: A
Mathematics
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Solve for the specified variable.RI = kE, for R
A. 
B. R = kEI
C. R = kE - I
D. R = 
Mathematics
Determine the value of a that makes F(x) an antiderivative of f(x).f(x) = 90x1/9, F(x) = ax10/9
A. 9 B. 90 C. 81 D. 10
Mathematics
Solve by extracting square roots.(x + 6)2 = 5
A. {6 ± 
i}
B. {-6 ± 
}
C. {6 ± 
}
D. {-6 ± 
i}
Mathematics
Simplify.(-23 - 18)(-19 - 11)
A. 1230 B. -40 C. 40 D. -1230
Mathematics