ACT Math Practice Questions with 100% Correct Answers.
Residual Correct Answer is the difference between the observed data point (actual), and what the regression model predicts(or the mean based on what data you have) A^0 Correct Answer 1 (a/b)^n Correct Answer a^n/b^n (ab)^n Correct Answer (a^n)(b^n) (a/b)^-n Correct Answer (b/a)^n A^1/n Correct Answer n√a (a^m)^n Correct Answer a^mn A^m*a^n Correct Answer a^m+n A^(m/n) Correct Answer n√a^m Always find the _ exponentials Correct Answer LIKE BASES Explicit Arithmetic Correct Answer an=a1+(n-1)d Recursive Arithmetic Correct Answer an=an-1+d Recursive Geometric Correct Answer an=r^(an-1) How to find a geometric recursive equation for 2 numbers Correct Answer divide the two, and subtract the subscripts. Then do subscript root dividend to the power of n-?. Or set terms equal to ab^subscript and ratio them because y=ab^x Explicit Geometric Correct Answer an=a1(r)^n-1 When you are dividing you are Correct Answer (multiplying by a fraction) Common ratio Correct Answer also called factor/multiplier is the ratio of consecutive terms What is a geometric sequence Correct Answer an ordered list of numbers where each term is a constant multiple of the previous term
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