Variables: Multiplication and Division
Most of us have learned these facts many times. Use this quick drill to refresh your mind—knock off the dust.
- x times y = ; x times y = xy
- x(y) = ; x(y) = xy
- x * y = ; x * y = xy
- x · y = ; x · y = xy
- 2x(y) = ; 2x(y) = 2xy
- 2x(3y) = ; 2x(3y) = 6xy
- 4x(3y) = ; 4x(3y) = 12xy
- 3x(6y) = ; 3x(6y) = 18xy
- x times x = ; x times x = x^{2}
- x(x) = ; x(x) = x^{2}
- x(xy) = ; x(xy) = x^{2}y
- xy(y) = ; xy(y) = xy^{2}
- x ÷ y = ; x ÷ y = ^{x}/_{y}
- y ÷ x = ; y ÷ x = ^{y}/_{x}
- x ÷ 2 = ; x ÷ 2 = ^{x}/_{2}
- 2 ÷ x = ; 2 ÷ x = ^{2}/_{x}
- x ÷ 3 = ; x ÷ 3 = ^{x}/_{3}
- 3 ÷ x = ; 3 ÷ x = ^{3}/_{x}
- 3x ÷ y = ; 3x ÷ y = ^{3x}/_{y}
- 3x ÷ 2y = ; 3x ÷ 2y = ^{3x}/_{2y}
- 6x ÷ 4y = ; 6x ÷ 4y = ^{3x}/_{2y}
- 4x ÷ 4y = ; 4x ÷ 4y = ^{x}/_{y}
- 6x ÷ 3y = ; 6x ÷ 3y = ^{2x}/_{y}
- 4x ÷ 2y = ; 4x ÷ 2y = ^{2x}/_{y}