What two numbers on a number line are a distance of 10 away from –4?
A. –7 , 13
B. 7 , –15
C. 5 , –13
D. 6 , –14
E. –6 , 14
Answer: D
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Write the given terms as like radicals, if possible. If any variables exist, assume that they are positive.
, 
A. 3
, 4
B. 
, 2
C. 5
, 5
D. Not possible
Determine whether the given function satisfies Laplace's equation.f(x, y, z) = 9x + 9y3z2
A. Yes B. No
Solve.The altitude above sea level of an airplane just after taking off from an airport on a high plateau is given by the linear function h(t) = 1100t + 3114, where h(t) is in feet and t is the time in minutes since takeoff. Find the altitude of the airplane after 7 minutes.
A. 10,714 feet B. 10,914 feet C. 10,814 feet D. 7700 feet
Find the inverse of the function and state its domain and range .{(8, -10), (6, -9), (4, -8), (2, -7)}
A. {(-10, 8), (-9, 6), (-8, 4), (-7, 2)}; D = {-10, -9, -8, -7 }; R = {8, 6, 4, 2}
B. {(-9, -10), (-7, 4), (8, 4), (-9, -8)}; D = {-9, -7, 8}; R = {-10, 4, -8}
C. {(-9, -10), (-10, 4), (8, 6), (-9, -8)}; D = {(-9, -10, 8}; R = {(-10, 4 6, -8}
D. 
; D = { 8, 6, 4, 2}, R = 