Use the product-to-sum and sum-to-product identities to prove the stated identity.cot 
cot 
= 
What will be an ideal response?
= 
= 
= 
= 
= 
? 
= cot 
cot 
Mathematics
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Determine if the statement is true or false. Do not use a calculator.120 ? 17 ? 37 ? 17 = (120 ? 37) ? 17
A. True B. False
Mathematics
E = 24.0 V, IT = 3.6 mA, I3 = 1.4 mA, and R1 = 909 ê. Find the value of R2.
a. 2 Kê
b. 4 Kê
c. 8 Kê
d. 10 Kê
e. 20 Kê
Mathematics
Solve the problem.Joe has traveled 
of his total trip. If the trip is a total of 945 miles, how many miles has he gone?
A. 93
miles
B. 105 miles
C. 420 miles
D. 840 miles
Mathematics
Express in terms of i.
A. ±6
B. i
C. 6i
D. -6i
Mathematics