Perform the indicated operations and simplify the result. Leave the answer in factored form.
? 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Use the substitution formula to evaluate the integral.
A. - 
B. - 
C. 
D. - 
Mathematics
Find the value of df-1/dx at x = f(a).f(x) = 
x + 6, a = -3
A. 
B. 2
C. 
D. 6
Mathematics
Simplify.
-4
A. 4x3y20
B. 
C. 
D. 
Mathematics
Solve the problem.A $130,000 trust is to be invested in bonds paying 6%, CDs paying 5%, and mortgages paying 9%. The bond and CD investment must equal the mortgage investment. To earn a $9330 annual income from the investments, how much should the bank invest in bonds?
A. $23,000 B. $21,000 C. $42,000 D. $65,000
Mathematics