Solve.The dimensions of the sides of the following figures are labeled. Create a polynomial that describes the sum of the area of these figures.
A. 
xy + 4x2 + 4y2
B. 
xy + 3x2 + 3y2
C. 
xy + x2 + y2
D. 3x2y2
Answer: B
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Evaluate the expression for the given value of x. ? -2x3, x = 3 ?
A. 18 B. -54 C. -6 D. 54 E. -18
Solve the problem.Two sound waves, producing the pressures 
and 
combine on a person's ear drum to produce the pressure 
Find the amplitude and phase shift for the total pressure.
A. A = 2.2, ? = 849.079 B. A = 2.2, ? = 0.9273 C. A = 5, ? = 849.079 D. A = 5, ? = 0.6435
Translate the phrase to an algebraic expression. Use "x" to represent "a number". The product of a number and -4
A. x - 4
B. x ? 
C. x ? 4
D. x ÷ 
If you borrow money at an APR of r as a decimal, then under certain conditions your monthly payment will be
.
?
A: Make a graph of M versus t. Include interest rates of up to 10% (corresponding to 
).B: Your budget allows a monthly payment of $150. What is the largest interest rate you can accept?
?
?
What will be an ideal response?