Factor completely.25x2y2 - 40xy + 16
A. (5xy + 4)2
B. (5xy - 4)2
C. Prime
D. (5xy - 4)(5xy + 4)
Answer: B
Mathematics
You might also like to view...
Using the horizontal-line test, determine whether the function is one-to-one.
A. one-to-one B. not one-to-one
Mathematics
Solve the problem.The pH of a chemical solution is given by the formula pH = -log10[H+] where [H+] is the concentration of hydrogen ions in moles per liter. Find the pH if the [H+] = 9.4 × 10-9.
A. 8.97 B. 9.03 C. 8.03 D. 9.97
Mathematics
Find the volume.
A. 144 m3 B. 1728 m3 C. 36 m3 D. 288 m3
Mathematics
Find the volume of a sphere with diameter 6.8 meters. Round the answer to two decimal places.
(a) 145.27 m³ (b) 83.97 m³ (c) 164.64 m³ (d) 289.43 m³
Mathematics