In the figure below, Z = 70 ê and XC = 25 ê. Find R.
a. 26.77 ê
b. 23.53 ê
c. 46.52 ê
d. 51.91 ê
e. 65.38 ê
e. 65.38 ê
Mathematics
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A. 1 B. -1 C. -7 D. 7
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Find the exact value of the expression. Do not use a calculator.sin-1
A. 
B. 
C. 
D. 
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?Find the second derivative of the function 
.
?
A. ?
B. ?
C. ?
D. ?
E. ?
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