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Let [tex]\( p: x=4 \)[/tex]
Let [tex]\( q: y=-2 \)[/tex]

Which represents "If [tex]\( x=4 \)[/tex], then [tex]\( y=-2 \)[/tex]"?

A. [tex]\( p \vee q \)[/tex]

B. [tex]\( p \wedge q \)[/tex]

C. [tex]\( p \rightarrow q \)[/tex]

D. [tex]\( p \leftrightarrow q \)[/tex]


Sagot :

To solve the problem, we need to understand the logical representation of the statement "If [tex]\(x=4\)[/tex], then [tex]\(y=-2\)[/tex]".

1. Identify the statements [tex]\(p\)[/tex] and [tex]\(q\)[/tex]:
- Let [tex]\(p\)[/tex] be the statement [tex]\(x=4\)[/tex].
- Let [tex]\(q\)[/tex] be the statement [tex]\(y=-2\)[/tex].

2. Understand the logical format:
- "If [tex]\(x=4\)[/tex], then [tex]\(y=-2\)[/tex]" can be interpreted as a conditional statement. A conditional statement expresses that if [tex]\(p\)[/tex] is true, then [tex]\(q\)[/tex] must also be true.
- The symbolic representation of "If [tex]\(p\)[/tex], then [tex]\(q\)[/tex]" is [tex]\(p \rightarrow q\)[/tex].

3. Analyze the given options:
- [tex]\(p \vee q\)[/tex] represents "p or q".
- [tex]\(p \wedge q\)[/tex] represents "p and q".
- [tex]\(p \rightarrow q\)[/tex] represents "If [tex]\(p\)[/tex], then [tex]\(q\)[/tex]".
- [tex]\(p \leftrightarrow q\)[/tex] represents "p if and only if q".

Given this information, the correct representation of the statement "If [tex]\(x=4\)[/tex], then [tex]\(y=-2\)[/tex]" is [tex]\(p \rightarrow q\)[/tex].

Thus, the answer is:

[tex]\[ \boxed{p \rightarrow q} \][/tex]