Determine the domain and range of the relation.{(7, -6), (7, -5), (-5, 3), (-4, -2), (-9, 1)}
A. Domain: {-5, 3, 1, -2, -6}; Range: {7, 7, -5, -9, -4}
B. Domain: {7, -7, -5, -9, -4}; Range: {-5, 3, 1, -2, -6}
C. Domain: {7, 7, -5, -9, -4}; Range: {-5, 3, 1, -2, -6}
D. Domain: {7, -5, -9, -4}; Range: {-5, 3, 1, -2, -6}
Answer: D
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Tell which set or sets the number belongs to: natural, whole, integer, rational, irrational, real.36
A. real B. real, rational, whole C. real, rational, integer, whole, natural D. real, rational, integer
Write the first three terms of the expansion.(3x + 2y)7
A. 2187x7y + 10,206x6y2 + 20,412x5y3 B. 2187x7 + 10,206x6y + 20,412x5y2 C. 7x7y + 6x6y2 + 5x5y3 D. 7x7 + 6x6y + 5x5y2
Solve the differential equation.2x dy + y dx = 7x4 dx
A. y = 
x4 + 
B. y = 7x4 + 
C. y = 
x3 + 
D. y = 
x9/2 + c
Find the surface area of the sphere satisfying the given condition. Approximate values to the nearest tenth.radius = 6 cm
A. 904.3 cm2 B. 113.0 cm2 C. 150.7 cm2 D. 452.0 cm2