The error is in Step 2.
The correct form of \( -6i^2 \) should be simplified to \( +6 \) (since \( i^2 = -1 \)).
The error in Step 2 is:
−6i^2 should be −6.
The error is in Step 2.
The correct form of \( -6i^2 \) should be simplified to \( +6 \) (since \( i^2 = -1 \)).
The error in Step 2 is:
−6i^2 should be −6.