Identify the quadrant for the angle ? satisfying the following conditions.sin ? > 0 and cos ? > 0
A. Quadrant IV
B. Quadrant II
C. Quadrant III
D. Quadrant I
Answer: D
Mathematics
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Use implicit differentiation to find the specified derivative at the given point.Find 
at the point (3, 2, 2) for -8x2 - 5 ln xz + 8yz2 + 2ez = 0.
A. 
B. - 
C. 
D. 
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Use a fraction to represent the shaded area of the figure.
A. 
B. 
C. 
D. 
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Write the percent problem as an equation and solve.76 is 50% of what number?
A. 1520 B. 38 C. 152 D. 15.2
Mathematics
Solve. x + y + z = 7 x - y + 2z = 75x + y + z = 11
A. (4, 1, 2) B. (1, 4, 2) C. (1, 2, 4) D. (4, 2, 1)
Mathematics