Simplify.i19 - i13
A. 2i
B. -2i
C. -2
D. 0
Answer: B
Mathematics
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Write the equation for the plane.The plane through the point P(-6, 6, -7) and normal to n = -3i - 6j + 4k.
A. -6x + 6y + 7z = 82 B. 6x - 6y - 7z = 82 C. 3x + 6y - 4z = 82 D. -3x - 6y + 4z = -46
Mathematics
Integrate the function.
, x > 3
A. - 
+ C
B. 
+ C
C. - 
+ C
D. 
+ C
Mathematics
The calculator graphs shows the x-values of the x-intercepts of the graph of the polynomial in the equation. Use the graphs to solve the equation.-x2 + 4x + 5 = 0
A. {-1, 5} B. {-5, 1} C. {4, 5} D. {-5, -1}
Mathematics
Give the numerical coefficient and the degree of the term.10a5b2
A. Coefficient: 1; degree: 8 B. Coefficient: 10; degree: 5 C. Coefficient: 1; degree: 7 D. Coefficient: 10; degree: 7
Mathematics