# How do you simplify #(10i)*-7+(4i)#?

Case -1

Case 2

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To simplify ( (10i) \times -7 + (4i) ), first, perform the multiplication:

( (10i) \times -7 = -70i )

Now, add ( -70i ) and ( 4i ):

( -70i + 4i = -66i )

So, the simplified expression is ( -66i ).

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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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