Verify the identity.sin(? + ?) - sin(? - ?) = 2 cos ? sin ?
What will be an ideal response?
sin (? + ?) - sin (? - ?) = sin ? cos ? + cos ? sin ? - sin ? cos ? + cos ? sin ? = 2 cos ? sin ?.
Mathematics
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Find the slope of the polar curve at the indicated point.r = 
, ? = 4?
A. 0 B. Undefined C. -4? D. 4?
Mathematics
Solve the equation for the specified variable.d = rt for r
A. r = d - t
B. r = dt
C. r = 
D. r = 
Mathematics
Subtract.-24 - 0
A. 24 B. 0 C. -24 D. not possible
Mathematics
Draw a tree diagram for the experiment. Then use the diagram to find the number of possible outcomes.Choose a number (1, 2, 3) and then a vowel (a,e,i,o,u).
A. 8 outcomes B. 12 outcomes C. 15 outcomes D. 5 outcomes
Mathematics