If cos α=0.755 and sin β=0.051 with both angles' terminal rays in Quadrant-I, find the following: Round your answer to 3 decimal places as needed. cos(α+β)=  sin(β−α)=

Mathematics For Machine Technology
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Chapter73: Achievement Review—section Seven
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If cos α=0.755 and sin β=0.051 with both angles' terminal rays in Quadrant-I, find the following:
Round your answer to 3 decimal places as needed.

cos(α+β)= 

sin(β−α)=

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