(7-2i)(3-5i)=

Simple and best practice solution for (7-2i)(3-5i)= 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 (7-2i)(3-5i)= equation:


Simplifying
(7 + -2i)(3 + -5i) = 0

Multiply (7 + -2i) * (3 + -5i)
(7(3 + -5i) + -2i * (3 + -5i)) = 0
((3 * 7 + -5i * 7) + -2i * (3 + -5i)) = 0
((21 + -35i) + -2i * (3 + -5i)) = 0
(21 + -35i + (3 * -2i + -5i * -2i)) = 0
(21 + -35i + (-6i + 10i2)) = 0

Combine like terms: -35i + -6i = -41i
(21 + -41i + 10i2) = 0

Solving
21 + -41i + 10i2 = 0

Solving for variable 'i'.

Factor a trinomial.
(3 + -5i)(7 + -2i) = 0

Subproblem 1

Set the factor '(3 + -5i)' equal to zero and attempt to solve: Simplifying 3 + -5i = 0 Solving 3 + -5i = 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 + -5i = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -5i = 0 + -3 -5i = 0 + -3 Combine like terms: 0 + -3 = -3 -5i = -3 Divide each side by '-5'. i = 0.6 Simplifying i = 0.6

Subproblem 2

Set the factor '(7 + -2i)' equal to zero and attempt to solve: Simplifying 7 + -2i = 0 Solving 7 + -2i = 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 + -2i = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -2i = 0 + -7 -2i = 0 + -7 Combine like terms: 0 + -7 = -7 -2i = -7 Divide each side by '-2'. i = 3.5 Simplifying i = 3.5

Solution

i = {0.6, 3.5}

See similar equations:

| 4z^2+6z+3=0 | | 3(4x-5)=11x+20 | | (x-4)(x-10)=-9 | | -5x^2=-7x+13 | | y^2-6y=-6 | | 2a^3-9a^2-17a-6=0 | | 3x-2(x+1)=2x | | -4x^2+16x=19 | | 3x-2=41.5 | | 4x^2-36x+79=0 | | 2r^2-5r=3 | | 3c^2-22c=16 | | -3-4x=-10 | | 4-7x=23 | | 3-2x=-13 | | (2x-17)(x-5)-(3x+1)(x-7)=84 | | 16d-4(4-5d)=-67 | | (x-6)(x-5)+(x+7)(x-4)=10 | | (5x-7)(x+3)=(1-2x)(9-x) | | (2x+3)(x-4)=(3x-8)(x-3) | | x+12=x^2 | | x=3+75(2)-16(4) | | 2x^3+x^2-98x-49=0 | | x^9-625x^5=0 | | 15X^2-7x+4=0 | | 8x^2+6x+6.5=0 | | 5+7-(54-7)/7*2= | | 7+2x=6x-3 | | 7x-1=7(x+3) | | 30x-30=27 | | 98x^4+84x^3+10x^2= | | 6x^2-17x+1=1+4x |

Equations solver categories