Provide an appropriate response.Which one of the following methods cannot be used to solve the equation x2 - 4x - 1 = 0?
A. All of the methods can be used.
B. Quadratic formula
C. Completing the square
D. Factoring
Answer: D
Mathematics
You might also like to view...
Evaluate the expression, given x = -2, y = 3, and a = -4.
A. -56 B. -1 C. 56 D. 8
Mathematics
Name the quadrant, if any, in which the point is located.(-8, 20)
A. None B. I C. II D. III
Mathematics
Complete the square to write the equation in the form 
- 
= 1 or 
- 
= 1. y2 - 25x2 + 2y + 100x - 124 = 0
A. 
- (x - 2)2 = 1
B. 
- (x - 4)2 = 1
C. 
- (y - 2)2 = 1
D. (x - 2)2 - 
= 1
Mathematics
Round the following decimal to the nearest tenth.532.17
A. 532.1 B. 532.18 C. 532.2 D. 532.17 E. 532.3
Mathematics