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Popular >

simplify (8+i)(8-i)

Solution

simplify

(8 + i) (8 - i)

Solution

65

Solution steps

(8 + i) (8 - i)

Apply complex arithmetic rule:

(a + bi) (a - bi) = a^{2} + b^{2}

= 8^{2} + 1^{2}

8^{2} + 1^{2} = 65

= 65

Popular Examples

7 - y - y = - 1

7| 1/2 x+3 1/2 |-2=5

7 \frac{1}{2} x + 3 \frac{1}{2} - 2 = 5

x*10000*(2153/315000)^2=29800

x \cdot 10000 \cdot (\frac{2153}{315000})^{2} = 29800

simplify (x^{-4})/((12y^2)^{-2)}simplify

\frac{x ^{- 4}}{( 12 y ^{2} ) ^{- 2}}

25 p^{2} = 10 p - 1

Frequently Asked Questions (FAQ)

What is (8+i)(8-i) ?
The solution to (8+i)(8-i) is 65