Solve the inequality. Express your answer using interval notation.x + 1 < 4
A. (-?, 3]
B. (-?, 5)
C. (3, ?)
D. (-?, 3)
Answer: D
Mathematics
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Sketch the surface z = f(x,y).f(x, y) = 1 - 
A. 
B. 
C. 
D. 
Mathematics
Determine whether the statement is true or false.cos 135° = cos 225° cos 90° + sin 225° sin 90°
A. True B. False
Mathematics
Solve the problem.The volume V of a given mass of gas varies directly as the temperature T and inversely as the pressure P. A measuring device is calibrated to give 
when 
and 
What is the volume on this device when the temperature is 
and the pressure is 
style="vertical-align: -4.0px;" /> A. V = 13 in3 B. V = 130 in3 C. V = 90 in3 D. V = 170 in3
Mathematics
Convert as indicated.86.36 mm to meters
A. 8636 m B. 0.8636 m C. 86,360 m D. 0.08636 m
Mathematics