AP Precalc Basics

point-slope form

y-y₁=m(x-x₁)

sec²(x)

1+tan²(x)

csc²(x)

1+cot²(x)

positive ROC

input and output value both increase

negative ROC

input value increases while output value decreases

increasing ROC

concave up

decreasing ROC

concave down

concave up

increasing ROC

concave down

decreasing ROC

Pascal’s Triangle

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