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1. True/False Question. Determine the truth of each statement. Justify your answer. (10p) (a) -4 is not a rational number. (b) f (x) = x² + 3x +5 has two real roots. (c) is a rational number.

1. True/False Question. Determine the truth of each statement. Justify your answer. (10p) (a) -4 is not a rational number. (b) f (x) = x² + 3x +5 has two real roots. (c) is a rational number.

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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1. True/False Question. Determine the truth of each statement. Justify your answer. (10p) (a) -4 is not a rational number. (b) f (x) = x2 + 3x +5 has two real roots. (c) is a rational number. (d) 2x-2 is a polynomial function. (e) 16/2 is not a positive integer. (f) 0 is an integer. (g) The domain of any polynomial function is rational numbers. (h) y = x2 - 4 is symmetric about the y-axis. (i) 30 mg/dl equals to 0.03 g/l. G)x + 3 = 0 is a linear equation.
Transcribed Image Text:1. True/False Question. Determine the truth of each statement. Justify your answer. (10p) (a) -4 is not a rational number. (b) f (x) = x2 + 3x +5 has two real roots. (c) is a rational number. (d) 2x-2 is a polynomial function. (e) 16/2 is not a positive integer. (f) 0 is an integer. (g) The domain of any polynomial function is rational numbers. (h) y = x2 - 4 is symmetric about the y-axis. (i) 30 mg/dl equals to 0.03 g/l. G)x + 3 = 0 is a linear equation.
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