College Algebra Formulas and Terms

15 cards·by tiffreja

termsmathmathematicscollegeformulaformulaeformulasalgebra

Area of a square

A = 2S, where A=area and S=length of one side

Perimeter of a square

P = 4S, where P=perimeter and S=length of one side

Area of a rectangle

A = LW, where A=area, L=length, and W=width

Perimeter of a rectangle

P = 2L + 2W, where A=area, L=length, and W=width

Area of a circle

A = π*r², where A=area, π=pi (3.14), and r=radius

Circumference of a circle

P = 2*π*r, where P=perimeter, π=pi (3.14), and r=radius

Distance formula

D = R*T, where D=distance, R=rate, and T=time

Quadratic equation

ax² + bx + c = 0

Quadratic formula

x = (-b +/- (√b² - 4ac)) / 2a

Absolute value

the distance of the number's value (regardless of -/+ signs) from zero on the real number line; |x|

Denominator

the part of a fraction that is on the bottom

Exponents: x¹ = ?

Exponents: xº = ?

Exponents: x^-1 = ?

1/x

Exponents: x^-n = ?

1/x^n