$19.99 provides 1 year of usage for the following equations:

circle

combinations

distance/midpoint/slope

ellipse

hyperbola

interest equations

logarithm equations

mean

parabola

permutations

quadratic formula/factoring

standard/slope convert

### tech specs

calculator / pc requirements:

ti-84 plus CE

windows 10

### algebra

### $19.99

### important:

after purchase, follow the installation instructions in the new order email from equationiq

each equation is individually tested and verified with every new release