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Questions

1 / 10

Time

Score

Multiplying With Complex Numbers

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

$6+7i$

$6-7i$

$-6-7i$

Multiply (3 + 5i) by (1 + 2i).

$7+11i$

$-7+11i$

$11i$

Multiply (2 + 4i) by (1 - i).

$6+2i$

$6-2i$

$-6-2i$

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

$9-7i$

$-9-7i$

$9+7i$

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

$14-2i$

$14+2i$

$-14-2i$

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

$-1+5i$

$1+5i$

$-1-5i$

Determine the product of (2 - i) and (3 + 4i).

$10+5i$

$10-5i$

$5i$

Determine the product of (5 - 3i) and (2 + i).

$13+i$

$13-i$

$\frac{i}{13}$

Find the product of (1 + i) and (1 - i).

$1$

$2$

$-2$

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

$5-i$

$5+i$

$5i$

Questions

Time

Score

Multiplying With Complex Numbers

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

﻿6+7i6+7i6+7i﻿

﻿6−7i6-7i6−7i﻿

﻿−6−7i-6-7i−6−7i﻿

Multiply (3 + 5i) by (1 + 2i).

﻿7+11i7+11i7+11i﻿

﻿−7+11i-7+11i−7+11i﻿

﻿11i11i11i﻿

Multiply (2 + 4i) by (1 - i).

﻿6+2i6+2i6+2i﻿

﻿6−2i6-2i6−2i﻿

﻿−6−2i-6-2i−6−2i﻿

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

﻿9−7i9-7i9−7i﻿

﻿−9−7i-9-7i−9−7i﻿

﻿9+7i9+7i9+7i﻿

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

﻿14−2i14-2i14−2i﻿

﻿14+2i14+2i14+2i﻿

﻿−14−2i-14-2i−14−2i﻿

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

﻿−1+5i-1+5i−1+5i﻿

﻿1+5i1+5i1+5i﻿

﻿−1−5i-1-5i−1−5i﻿

Determine the product of (2 - i) and (3 + 4i).

﻿10+5i10+5i10+5i﻿

﻿10−5i10-5i10−5i﻿

﻿5i5i5i﻿

Determine the product of (5 - 3i) and (2 + i).

﻿13+i13+i13+i﻿

﻿13−i13-i13−i﻿

﻿i13\frac{i}{13}13i​﻿

Find the product of (1 + i) and (1 - i).

﻿111﻿

﻿222﻿

﻿−2-2−2﻿

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

﻿5−i5-i5−i﻿

﻿5+i5+i5+i﻿

﻿5i5i5i﻿

Incorrect

Great!

$6+7i$

$6-7i$

$-6-7i$

$7+11i$

$-7+11i$

$11i$

$6+2i$

$6-2i$

$-6-2i$

$9-7i$

$-9-7i$

$9+7i$

$14-2i$

$14+2i$

$-14-2i$

$-1+5i$

$1+5i$

$-1-5i$

$10+5i$

$10-5i$

$5i$

$13+i$

$13-i$

$\frac{i}{13}$

$1$

$2$

$-2$

$5-i$

$5+i$

$5i$