Factor the difference of squares.81mn4 - 81mp2
A. 81m(n2 - p)2
B. 81m(n2 + p)(n2 - p)
C. m(9n2 - p)(9n2 + p)
D. 81(mn2 + p)(mn2 - p)
Answer: B
Mathematics
You might also like to view...
Solve the system of equations using the inverse of the coefficient matrix. 5x - y + 4z = 55 3x - 5z = 124y + z = 11
A. No solution B. x = 9, y = 2, z = 3 C. x = -9, y = 2, z = 18 D. x = 9, y = 3, z =2
Mathematics
Multiply.
A. - 
x14
B. - 
x14
C. - 
x9
D. 
x9
Mathematics
If the length of the hypotenuse of a 45°–45° right triangle is 7.3 ?3 cm, find its area and perimeter to the nearest hundredth.
What will be an ideal response?
Mathematics
Determine whether the problem is an equation or an expression. 16 + 2
A. Expression B. Equation
Mathematics