(5+4i)(7-3i)=

Simple and best practice solution for (5+4i)(7-3i)= equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for (5+4i)(7-3i)= equation:


Simplifying
(5 + 4i)(7 + -3i) = 0

Multiply (5 + 4i) * (7 + -3i)
(5(7 + -3i) + 4i * (7 + -3i)) = 0
((7 * 5 + -3i * 5) + 4i * (7 + -3i)) = 0
((35 + -15i) + 4i * (7 + -3i)) = 0
(35 + -15i + (7 * 4i + -3i * 4i)) = 0
(35 + -15i + (28i + -12i2)) = 0

Combine like terms: -15i + 28i = 13i
(35 + 13i + -12i2) = 0

Solving
35 + 13i + -12i2 = 0

Solving for variable 'i'.

Factor a trinomial.
(7 + -3i)(5 + 4i) = 0

Subproblem 1

Set the factor '(7 + -3i)' equal to zero and attempt to solve: Simplifying 7 + -3i = 0 Solving 7 + -3i = 0 Move all terms containing i to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -3i = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -3i = 0 + -7 -3i = 0 + -7 Combine like terms: 0 + -7 = -7 -3i = -7 Divide each side by '-3'. i = 2.333333333 Simplifying i = 2.333333333

Subproblem 2

Set the factor '(5 + 4i)' equal to zero and attempt to solve: Simplifying 5 + 4i = 0 Solving 5 + 4i = 0 Move all terms containing i to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 4i = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 4i = 0 + -5 4i = 0 + -5 Combine like terms: 0 + -5 = -5 4i = -5 Divide each side by '4'. i = -1.25 Simplifying i = -1.25

Solution

i = {2.333333333, -1.25}

See similar equations:

| 0=6x+12+2cosx | | 2x^2+10=45 | | (5x+20)+(7x-8)=180 | | 3x-2x+8+6x-1=49 | | factork^2+5k-24=0 | | 3n=-4 | | x^2-3+1=6 | | y=3*(x+5)*(x+7) | | f(x)=3*(x+5)*(x+7) | | ln(8)+ln(x)=1.3 | | (7x-3)+(4+6x)=180 | | dy/dx=(sin(4(pi)x))^2 | | x^3-4x-8=-2x^2 | | (9y^2-5y+6)-(3y^2+y-4)= | | 15y=10x^2 | | 3x+6+10-5x=-32 | | 3k=3-8k | | (3x+6)+90=180 | | 11=3-6a+5a | | (10*5)-5= | | -20=5n-n | | (4y+4)-(3-3y)=10 | | 3a+b+a-5= | | 4x/5=180 | | .5x+10=2x-35 | | 7x-7+8x=8 | | -2(3w+6)=0 | | 8x-1.8=43/5 | | -6x^2-16x+3=0 | | 24=2-4n-7n | | 2/x-4=16/x^2-16 | | 5x-4=-8+6x |

Equations solver categories