Establish the identity.
= csc u + cot u
What will be an ideal response?
= 
= 
? 
= 
= 
= 
= 
= 
= csc u + cot u
Mathematics
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Find the length of the curve.x = 
, 1 ? y ? 4
A. 
B. 
C. 
D. 
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Write the given number in scientific notation.430,000
A. 4.3 × 106 B. 4.3 × 10-5 C. 4.3 × 10-6 D. 4.3 × 105
Mathematics
Solve the equation.
= 1 + 
A. ? B. {-12} C. {-2, 4} D. {6, 10}
Mathematics
Find an expression for the nth term of the arithmetic sequence.- 
, - 
, - 
, - 
, - 
, . . .
A. an = - 
B. an = - 
C. an = - 
D. an = - 
Mathematics