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## Homework Statement

B⃗ = -2.0ι^ + 3.0 j^.

Find the polar coordinates r and theta.

## Homework Equations

n/a

## The Attempt at a Solution

r=sqrt((-2.0)^2+(3.0^2))

r = 3.6

theta = tan^-1(3/-2) = -56 degrees

The answers seem to be wrong, can I get any guidance on this question please?