Multiply using the rule for the product of the sum and difference of two terms. Assume any variable exponents represent whole numbers.(x - y + 4)(x - y - 4)
A. x2 + y2 - 16
B. x2 - 8y + y2 - 16
C. x2 - 2xy + y2 - 8x + 8y - 16
D. x2 - 2xy + y2 - 16
Answer: D
You might also like to view...
Calculate the circulation of the field F around the closed curve C.F = xy2i + x2yj; curve C is the counterclockwise path around C1 ? C2 : C1: 
0 ? t ? ?C2: r(t) = ti , -8 ? t ? 8
A. 128 B. 64 C. 0 D. 8
Solve the quadratic equation using the quadratic formula.x2 - 8x - 13 = 0
A. {-4 + 
, -4 - 
}
B. {4 + 
, 4 - 
}
C. {8 + 
, 8 - 
}
D. {4 + 
, 4 - 
}
A new car dealership has taken an inventory of the vehicles it has in stock. Below is a histogram indicating the number of vehicles in stock in certain price ranges. Use the histogram to answer the question.
How many vehicles in stock are priced between $14,000 and $27,999?
A. 55 vehicles B. 50 vehicles C. 45 vehicles D. 9 vehicles
Write the word name for the number.3072
A. Three million, seventy-two B. Three thousand, seventy-two C. Thirty thousand, seventy-two D. Three hundred thousand, seventy-two