MCQ Academy - English

For z=0+4i, find z·conjugate(z).

• 0
• 8
• 16
• -16

Find the conjugate of z=2+2i.

• -2+2i
• 2-2i
• 2+2i
• -2-2i

For z=4+3i, find z·conjugate(z).

• 6
• 25
• 8
• 7

Find the conjugate of z=5+1i.

• -5-1i
• 5+1i
• -5+1i
• 5-1i

For z=3+-2i, find z·conjugate(z).

• 5
• 6
• 13
• -4

For z=6+1i, find z·conjugate(z).

• 2
• 12
• 37
• 35

Find the conjugate of z=-5+-2i.

• -5–2i
• 5+-2i
• 5–2i
• -5+-2i

For z=-3+-3i, find z·conjugate(z).

• 18
• -6
• 0

Find the conjugate of z=-4+3i.

• 4-3i
• -4+3i
• -4-3i
• 4+3i

For z=-4+-2i, find z·conjugate(z).

• 12
• -4
• 20
• -8

Find the conjugate of z=-4+-2i.

• 4–2i
• -4–2i
• -4+-2i
• 4+-2i

For z=3+-4i, find z·conjugate(z).

• -7
• 25
• 6
• -8

Find the conjugate of z=3+-2i.

• -3+-2i
• -3–2i
• 3–2i
• 3+-2i

For z=-3+2i, find z·conjugate(z).

• 4
• -6
• 13
• 5

Find the conjugate of z=0+4i.

• 0+4i
• 0-4i

For z=6+-1i, find z·conjugate(z).

• 12
• -2
• 35
• 37

Find the conjugate of z=-4+3i.

• -4+3i
• 4-3i
• 4+3i
• -4-3i

For z=-2+2i, find z·conjugate(z).

• 8
• 0
• -4
• 4