Solve (9 i)(-9-i) - ScanMath

HOME CALCULATOR

Calculator

calculator-type-img

calculator-type-img

calculator-type-img

calculator-type-img

Examples

Basic Math&Pre-Algebra Algebra Precalculus Calculus Trigonometry Statistics

DOWNLOAD FOR FREE

Example problems

Basic Math&Pre-Algebra

Whole Numbers Fraction and Mixed Numbers Decimals Ratio and Proportion Exponents and Radicals Percent Modulo Scientific Notation

Algebraic Expressions Equations Inequalities System of Equations Factoring Function Conic Sections Sequence and Series Binomial Theorem

Function Equations Inequalities System of Equations Matrices Polar Coordinates Parametric Equations Conic Sections Sequence and Series

Limits Derivatives Integrals First-Order Differential Equations Infinite Sequences and Series Partial Derivatives Parametric Equations

Simplify Evaluating Trigonometric Functions Factoring Trigonometric Equation Verifying Trigonometric Identities

Order Probability

Algebra
Calculus
Trigonometry
Matrix

Type your math problem... (9 i)(-9-i)

x

Question

Simplify the expression

9 - 81 i

Evaluate

9 i (- 9 - i)

Apply the distributive property

9 i (- 9) + 9 i (- i)

Multiply the numbers

- 81 i + 9 i (- i)

Multiply the numbers

More Steps

Evaluate

9 i (- i)

Multiply

9 (- 1) i^{2}

Multiply

- 9 i^{2}

Use i^{2} = - 1 to transform the expression

- 9 (- 1)

Calculate

9

- 81 i + 9

Solution

9 - 81 i

Show Solution

[email protected]

Terms of Service · Privacy Policy · Popular Problems

English