Have the Right Calculator

First of all, get a graphing or scientific calculator. SAT Subject Test:
Mathematics is not like the SAT, for which a calculator is permitted but not
really necessary. On this test, a calculator is essential.

Know what kind of calculator you should use. According to the College
Board, the majority of students bring a graphing calculator to the SAT
Mathematics tests; therefore, the tests are developed with the expectation
that most students are using graphing calculators.

Be sure your calculator performs the following functions:

No laptops allowed. Excluded are laptops or other computers, tablets, cell
phones, or smartphones; machines that print, make noise, or need to be
plugged in; or calculators with a typewriter keypad or an angled readout
screen. Check the College Board website for further specifics.

ADVANTAGES OF A GRAPHING OR SCIENTIFIC

Sine,   cosine, and tangent

Arcsine,    arccosine,  and arctangent

Squares,    cubes,  and other   powers

Square  roots   and cube    roots

Base-10 logarithms