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use the sum-to-product formulas to write the sum or difference as a product.

0 votes
use the sum-to-product formulas to write the sum or difference as a product.

sin (α + β) - sin (α - β)
asked Jan 22, 2015 in TRIGONOMETRY by anonymous

1 Answer

0 votes

Step 1:

The trigonometric expression is image.

Recall the sum to product formula image.

Here image.

image

image

image.

imageimage

Solution:

The trigonometric difference in product form is image

answered Jan 23, 2015 by cameron Mentor

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