Evaluate 
.g(x, y, z) = z; G: y2 + z2 = 49, z ? 0, 2 ? x ? 3
A. 98
B. 490
C. 14
D. 49
Answer: A
Mathematics
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Find the absolute value.-
A. 14.4 B. -14.4 C. 28.8 D. 0
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Solve the problem.A thermometer reading 9°C is brought into a room with a constant temperature of 25°C. If the thermometer reads 18°C after 4 minutes, what will it read after being in the room for 10 minutes? Assume the cooling follows Newton's Law of Cooling: U = T + (Uo - T)ekt.(Round your answer to two decimal places.)
A. 27.03°C B. 22.97°C C. -3.78°C D. 25°C
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Write the English phrase as an algebraic expression. Let the variable x represent the number.The difference of a number and 65
A. 65 - x B. 65 C. x - 65 D. 65x
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Find the slope and the y-intercept of the given line.7x + 9y = 73
A. 
; 
B. - 
; 
C. 
; 
D. - 
; 
Mathematics