(5-i)(9+3i)=

Simple and best practice solution for (5-i)(9+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-i)(9+3i)= equation:


Simplifying
(5 + -1i)(9 + 3i) = 0

Multiply (5 + -1i) * (9 + 3i)
(5(9 + 3i) + -1i * (9 + 3i)) = 0
((9 * 5 + 3i * 5) + -1i * (9 + 3i)) = 0
((45 + 15i) + -1i * (9 + 3i)) = 0
(45 + 15i + (9 * -1i + 3i * -1i)) = 0
(45 + 15i + (-9i + -3i2)) = 0

Combine like terms: 15i + -9i = 6i
(45 + 6i + -3i2) = 0

Solving
45 + 6i + -3i2 = 0

Solving for variable 'i'.

Factor out the Greatest Common Factor (GCF), '3'.
3(15 + 2i + -1i2) = 0

Factor a trinomial.
3((5 + -1i)(3 + i)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(5 + -1i)' equal to zero and attempt to solve: Simplifying 5 + -1i = 0 Solving 5 + -1i = 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 + -1i = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1i = 0 + -5 -1i = 0 + -5 Combine like terms: 0 + -5 = -5 -1i = -5 Divide each side by '-1'. i = 5 Simplifying i = 5

Subproblem 2

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

Solution

i = {5, -3}

See similar equations:

| 3+3(x-5)=8-2(x-7) | | 48x^2+56x=0 | | 10x-7=37 | | 5(m+4)=2p-nform | | 4.9t^2-15t-76=0 | | -7(x+1)-6=-41+55 | | 2w^2+4w-336=0 | | 4(5h+15)=18-6h | | 8-4m=1+4m+7 | | h=(6) | | 4(x-2)+5x=-3(x-3)-11 | | 78x+54-12=200 | | b*b+2b-3=27 | | 8x^2-50=y | | 11(y+1)=4(y+8) | | .5*bh=a | | 6(4+5r)+4=118 | | 5+9(x-2)=4-4(x-9) | | 0.2x=0.2(x+2) | | 5(1-2x)+8x=18 | | 7x+7=-5+5x+20 | | -16x-20=12 | | (h)(h)+(15)(15)=(2h+1)(2h+1) | | 5(2+3y)-10(x+5y)= | | 6(1-1x)-5(3-2x)= | | k^2-8k-9=0 | | 15(y+2)=59 | | -33+w=37+6w | | .7y+.04=.08y | | 3x+9=6x(x-2) | | 2x/5-6=3 | | 23=6(5+4x) |

Equations solver categories