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Questions

1 / 10

Time

Score

Add, Subtract, Multiply And Divide Complex Numbers

Determine (4−3i)−(2+i).

$-2-2i$

$2-2i$

$2+2i$

Subtract the conjugate of (1+2i) from itself.

$0$

$1$

$-1$

Calculate (5−i)−(2+3i).

$-3-2i$

$3-2i$

$3+2i$

Multiply (2 + 3i) by (1 + i).

$-1+5i$

$-1-5i$

$1+5i$

Determine the product of (1 - 2i) and (4 + i).

$6-7i$

$-6-7i$

$6+7i$

Multiply (3 - i) by (2 + 3i).

$9-7i$

$9+7i$

$-9+7i$

Calculate the sum of (2 + 3i) and the conjugate of (1 - i).

$3-4i$

$3+4i$

$-3-4i$

Find the sum of (1+2i) and (-3-i).

$-2+i$

$2+i$

$-2-i$

Find the result of (2+7i)−(4−3i).

$-2+10i$

$2+10i$

$-2-10i$

Find the sum of (4 - i) and the conjugate of (2 + 3i).

$-6-i$

$6+i$

$6-i$

Questions

Time

Score

Add, Subtract, Multiply And Divide Complex Numbers

Determine (4−3i)−(2+i).

﻿−2−2i-2-2i−2−2i﻿

﻿2−2i2-2i2−2i﻿

﻿2+2i2+2i2+2i﻿

Subtract the conjugate of (1+2i) from itself.

﻿000﻿

﻿111﻿

﻿−1-1−1﻿

Calculate (5−i)−(2+3i).

﻿−3−2i-3-2i−3−2i﻿

﻿3−2i3-2i3−2i﻿

﻿3+2i3+2i3+2i﻿

Multiply (2 + 3i) by (1 + i).

﻿−1+5i-1+5i−1+5i﻿

﻿−1−5i-1-5i−1−5i﻿

﻿1+5i1+5i1+5i﻿

Determine the product of (1 - 2i) and (4 + i).

﻿6−7i6-7i6−7i﻿

﻿−6−7i-6-7i−6−7i﻿

﻿6+7i6+7i6+7i﻿

Multiply (3 - i) by (2 + 3i).

﻿9−7i9-7i9−7i﻿

﻿9+7i9+7i9+7i﻿

﻿−9+7i-9+7i−9+7i﻿

Calculate the sum of (2 + 3i) and the conjugate of (1 - i).

﻿3−4i3-4i3−4i﻿

﻿3+4i3+4i3+4i﻿

﻿−3−4i-3-4i−3−4i﻿