Multiply.(2x - 5y)2
A. 4x2 - 20xy + 25y2
B. 2x2 - 20xy + 25y2
C. 4x2 + 25y2
D. 2x2 + 25y2
Answer: A
Mathematics
You might also like to view...
Find ? to four significant digits for 0 ? ? < 2?.cos ? = 0.2816
A. 1.285, 1.856 B. 1.285, 4.427 C. 1.285, 4.998 D. 0.2855, 3.427
Mathematics
Provide an appropriate response.Decide if the window [-7, 18] by [-4, 34] shows a complete graph of the function f(x) = -2x - 19.
A. Yes B. No
Mathematics
Use the vertical line test to determine whether the graph represents a function.
A. not a function B. function
Mathematics
Solve.Let f(x) = -5x + 9 and g(x) = 3x2 + 7. Find f(3) ? g(3) .
A. -162 B. -510 C. -405 D. -204
Mathematics