1.

Consider the following library functions 1. EXP (i.e., ex)2. ARCTAN (i.e. tan‾¹ x)3. SQRT (i.e., √x)4. AES (i.e. |x|) Which of the above are allowed in Pascal?

A. All
B. 1 and 3 only
C. 1, 3, 4 only
D. 1, 2 and 3 only
Answer» B. 1 and 3 only


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