The SAT will sometimes throw in a question on function transformations. This question can range from easy to difficult, so it’s important to understand the entire concept. For example, take a look at the following official example taken from The College Board’s Question of the Day app: Example Function Tranformation SAT Question The graph of Continue reading

# SAT Math

# Two Tough SAT Math Modeling Questions You Should Review

Both questions in this post are official ones sourced from The College Board’s question of the day app. 1. October 31st, 2015 Scarlett is studying the neurology of mice. One article she reads suggests that the number of neurons a mouse has, \(N(t)\), after \(t\) months is modeled by the function \(N(t) = N_0\cdot (1 Continue reading

# Don’t Let These 4 SAT Math Concepts Confuse You

All the questions in this post are official ones sourced from The College Board’s question of the day app. 1. Remainder Theorem (December 4th, 2015) A polynomial function \(f\) has \(x + 8\) as a factor. Which of the following must be true about the function \(f\)? I. \(f(0) = 8\) II. \(f(8) = 0\) Continue reading

# 4 SAT Math Questions of the Day That Might Catch You by Surprise

1. Equation of a Circle (October 1st, 2015) A circle in the \(xy\)-plane has its center at \((-100, 221)\) and a diameter of 17. Which of the following is an equation of the circle? A) \((x + 100)^2 + (y – 221)^2 = 72.25\) B) \((x + 100)^2 + (y – 221)^2 = 289\) C) Continue reading

# The Hardest Official SAT Math Questions of the Day by Student Response Rate and by Difficulty Level

I’ve been taking a closer look at the math questions of the day available on The College Board SAT app recently. It’s quite helpful and serves as great practice. I highly recommend it. As you can see, the app tells you the percentage of responses that were correct for each question. It also tells you Continue reading