Provide an appropriate response.Solve the quadratic equation by completing the square, rounding to the nearest hundredth: 5x2 - 2x = 4
A. x = .2 + 0.74i, .2 - 0.74i
B. x = 5.45, -5.05
C. x = 3.02, 0.98
D. x = 1.12, -0.72
Answer: D
Mathematics
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Solve the differential equation.cos x 
+ y sin x = sin x cos x
A. y = cos x ln 
+ C cos x
B. y = cos x ln 
+ C cos x
C. y = cot x + C cos x
D. y = sin x ln 
+ C sin x
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Evaluate the sum.
A. 154 B. 147 C. 165 D. 168
Mathematics
A point P(r, ?) in polar coordinates is given. Determine the rectangular coordinates P(x, y).(-5, 120°)
A. 
B. 
C. 
D. 
Mathematics
Solve for the variable.
- 1 = 
A. x = 9 B. x = -9 C. No solution D. x = 3
Mathematics