Verify the identity.(sec ? + tan ?)2 = 

What will be an ideal response?

(sec ? + tan ?)2 = sec2? + 2 sec ? tan ? + tan2? =  +  +   =  =   =  = 

Mathematics

You might also like to view...

Decide whether the statement is always true, sometimes true, or never true.The difference between a positive number and a negative number is negative.

A. Never true B. Always true C. Sometimes true

View
Mathematics

Find all values of ? in [0, 360°) for which the following is true.csc ? = -2

A. 240° and 300° B. 210° and 330° C. 60° and 240° D. 150° and 330°

View
Mathematics

Simplify the expression. Write the result using positive exponents only.(x-5y5)-3

A.
B.  
C.  
D.  

View
Mathematics

Solve the problem.Suppose the demand for a certain item is given by , where p represents the price of the item. Find D'(15).

A. -30 B. -110 C. -26 D. -114

View
Mathematics