Find the coordinates of the vertex for the parabola defined by the given quadratic function.f(x) = -x2 + 10x - 1
A. (5, 24)
B. (-5, -26)
C. (-5, -76)
D. (10, -1)
Answer: A
Mathematics
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Determine the logarithm in base 10 of the given number to four decimal places.0.42
A. -0.3675 B. -0.8768 C. -0.8675 D. -0.3768
Mathematics
Decompose v into two vectors v1 and v2, where v1 is parallel to w and v2 is orthogonal to w.v = i + 4j,
w = -3i + j
A. v1 = - 
i + 
j, v2 = 
i + 
j
B.
v1 = -  i +  j, v2 =  i +  j |
C. v1 = -
i + 
j, v2 = 
i + 
jD. v1 = -
i + 
j, v2 = - 
i + 
j
Mathematics
Use graphical methods to find all real solutions to the following equation. Express solutions rounded to the nearest hundredth.x3 + 2x2 - 11x - 22 = 0
A. {2, 3.32, -3.32} B. {-2, 3.32, -3.32} C. {-2, 3.42, -3.42} D. {2, 3.22, -3.22}
Mathematics
Simplify the root. 
A. - x2
B. - 
C. x2
D. 
Mathematics