Find the real solutions, if any, of the equation. Use the quadratic formula.8x2 - x + 4 = 0
A. 
B. 
C. no real solution
D. 
Answer: C
Mathematics
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Calculate the requested distance.The distance from the point S(7, -2, -5) to the plane 2x + 2y + z = -9
A. 2
B. 
C. 
D. 
Mathematics
Write an equation of the line with the indicated slope and y intercept.Slope = 1; y intercept = -5
A. y = -5x + 1 B. y = -x - 5 C. y = x - 5 D. y = -5x - 1
Mathematics
Solve the exponential equation. Use a calculator to obtain a decimal approximation, correct to two decimal places, for the solution.7x = 6x + 7
A. 40.68 B. 81.36 C. 42.00 D. 3.36
Mathematics
Solve the problem.If sin ? = 0.2, find the value of sin ? + sin (? + 2?) + sin (? + 4?).
A. 0.6 + 6? B. 2.6 C. 0.6 D. 0.2
Mathematics