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memorize.ai (lvl 286)

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Section 1

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Difference of squares

Front

1 / 15

SAT Prep

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Last updated

6 years ago

Date created

Mar 1, 2020

Cards (15)

Section 1

(15 cards)

Difference of squares

Front

x² - y² = (x + y)(x - y)

Back

Area of a sector

Front

(x/360)πr²

Back

square root function

Front

y=√x

Back

equation of a circle

Front

(x-h)² + (y-k)² = r²

Back

Sum of cubes

Front

a³ + b³ = (a + b)(a² - ab + b²)

Back

Sum of angles in a polygon

Front

180(s-2) where s is the number of sides

Back

absolute value function

Front

y=|x| Absolute value represents the distance an integer is from zero.

Back

quadratic function

Front

y=x²

Back

length of arc

Front

x/360 × 2πr

Back

1 revolution

Front

2πr

Back

rational function

Front

y=1/x

Back

Difference of cubes

Front

x³ - y³ = (x - y)(x² + xy + y²)

Back

cubic function

Front

f(x)=x³

Back

Dividing exponents

Front

Divide Constants; Subtract Exponents

Back

Multiplying exponents

Front

Multiply Constants; Add Exponents

Back