Use the quadratic formula to find any x-intercepts on the graph of the equation.4x2 = -10x - 1

A.   
B.  
C.  
D.  


Answer: A

Mathematics

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Use Euler's method to find y-values of the solution for the given values of x and ?x, if the curve of the solution passes through the given point.  = y2(1 - 2x); x = -1 to x = 0.5; ?x = 0.5; (-1, -1)

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Mathematics

The equation of a parabola is given. Determine if the parabola is horizontal or vertical, the way the parabola opens, and the vertex.y = 2(x - 6)2 + 8

A. vertical; opens upward; (6, 8) B. horizontal; opens to right; (8, -6) C. vertical; opens upward; (-6, 8) D. horizontal; opens to right; (8, 6)

Mathematics

The initial investment in a savings account in which interest is compounded continuously is $997. If the time required to double the amount isyears, what is the annual rate? Round your answer to two decimal places. ? ?

A. 9.56 % B. 9.90 % C. 10.46 % D. 8.36 % E. 10.96 %

Mathematics

Use properties of real numbers to calculate the expression mentally.229 + 68

A. 297 B. 298 C. 307 D. 161

Mathematics