Q. 65.0( 2 Votes )

# Prove that 6i50 + 5i33 – 2i15 + 6i48 = 7i.

Given: 6i50 + 5i33 – 2i15 + 6i48

To prove: 6i50 + 5i33 – 2i15 + 6i48 = 7i

6i4×12+2 + 5i4×8+1 – 2i4×3+3 + 6i4×12

6i2 + 5i1 – 2i3 + 6i0

-6+5i+2i+6

7i

Hence proved.

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