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Popular >

expand cos(2(x+iy))

Solution

expand

cos (2 (x + i y))

Solution

cos (2 x + 2 i y)

Solution steps

cos (2 (x + i y))

Expand

2 (x + i y) : 2 x + 2 i y

= cos (2 x + 2 i y)

Popular Examples

expand-sqrt(14)(8-sqrt(3))expand

- 14 (8 - 3)

expand (e^{-s}+s^2+s-10)/((s-1)(s-2)(s+4))expand

\frac{e ^{- s} + s ^{2} + s - 10}{( s - 1 ) ( s - 2 ) ( s + 4 )}

expand solve(6(x-2)(x+1))expand

so l v e (6 (x - 2) (x + 1))

expand (1+3/x)^6 expand

(1 + \frac{3}{x})^{6}

simplify (60.3)/(s(s(s+4)(s+6)+60.3))simplify

\frac{60.3}{s ( s ( s + 4 ) ( s + 6 ) + 60.3 )}

Frequently Asked Questions (FAQ)

What is expand cos(2(x+iy)) ?
The solution to expand cos(2(x+iy)) is cos(2x+2iy)