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Functions Got You Down?

In SAT Math by Peter PengLeave a Comment

Friggin’ functions, right? Do they got you down? Don’t despair because I’ve created a fantastic playlist explaining them. This is a BIG concept on the SAT that makes up anywhere from 4-6 questions per test (out of 54 math questions, so that’s a lot. 7.4% to 11.1% of the math section!). It also tends to be ripe with traps because it’s …

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Cracking Combinations & Permutations (Counting & Listing)

In SAT Math by Peter PengLeave a Comment

Here is just a quick overview of how I approach combination or permutation questions. You know, the ones that say if there are 5 vampires and 7 werewolves available to capture Bella (Kristen Stewart), how many different teams of three comprised of 2 vampires and 1 werewolf can be sent after her? Okay, clearly I know nothing about Twilight because I’m …

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How to Crack Mathematical Sequences & Patterns

In SAT Math by Peter PengLeave a Comment

Humans are pattern-recognition machines. That’s why the SAT likes to test how good you are at seeing them. There are four general types of sequence/pattern questions on the SAT. Arithmetic Sequences Geometric Sequences Repeating Sequences Miscellaneous Patterns The first two (arithmetic and geometric) have formulas you MUST memorize. The latter two (repeating and miscellaneous) have special approaches you should use …