"WisFaq" appears to be a reference to a Dutch website called "WisFaq." WisFaq is a platform that provides assistance and resources related to mathematics, primarily for Dutch-speaking students. The name "WisFaq" is derived from the Dutch word "wiskunde," which translates to "mathematics" in English.
The WisFaq website typically includes forums where students can ask questions related to math problems, and teachers or other knowledgeable individuals can provide answers and explanations. It serves as a community-driven platform to help students better understand mathematical concepts and solve problems.
Keep in mind that information may change, and it's always a good idea to visit the official WisFaq website or related sources for the most up-to-date and accurate information.