Select the correct answer.
What is the expanded equivalent of cos(a - b)?
A
sin a cos b-cos a sin b
O
O
B.
sin a cos b + cos a sin b
O
C.
cos a cos b - sin a sin b
O
D.
cos a cos b+ sin a sin b
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In the figure below, triangle rpq is similar to triangle rts. what is the distance between p and q? a. 24 b. 42 c.50 d. 54

Which expression is equivalent to 16 in exponential form? a) 4 × 4 b) 8 × 2 c) 23 d) 24

Complete each statement from the information given and the triangle criterion you used. if the triangles cannot be shown to be congruent, leave the box for the second triangle blank and choose for reason “cannot be determined.” carbon - regular hexagon. ∆can ≅ ∆ by