Multiply.(8x - 7y)2
A. 64x2 + 49y2
B. 8x2 - 112xy + 49y2
C. 64x2 - 112xy + 49y2
D. 8x2 + 49y2
Answer: C
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Graph the function. State the domain and range.y = - x2 - 1
A. 
Domain: ? Range: y ? - 1
B. 
Domain: x > -7 Range: ?
C. 
Domain: ? Range: ?
D. 
Domain: ? Range: y ? - 1
Solve the problem.A $138,000 trust is to be invested in bonds paying 8%, CDs paying 6%, and mortgages paying 9%. The sum of the bond and CD investment must equal the mortgage investment. To earn $11,330 annual income from the investments, how much should the bank invest in bonds?
A. $49,000 B. $20,000 C. $47,000 D. $69,000
Find the sum of the geometric series for those x for which the series converges.
A. 
B. 
C. 
D. 
Evaluate the expression for the given replacement values.a(-8 - b)
for a = 7.4 and b = -7.5
A. -3.6 B. -3.7 C. -51.6 D. -51.7