Solve the equation on the interval 0 ? ? < 2?.2 cos ? + 3 = 2
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Evaluate the integral.
A. - 3 tan3 x + C B. 9 tan x + 3 tan3 x + C C. 3 tan3 x + C D. 9(sec x + tan x)5+ C
Mathematics
Perform the indicated operation and write your answer in standard form.(7 - 7i)(3 - 7i)
A. 49i2 - 70i + 21 B. -28 - 70i C. -28 + 70i D. 70 + 28i
Mathematics
Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.
A. 
+ 
B. 
- 
C. 
- 
D. 
Mathematics
Multiply the polynomials using the special product formulas. Express the answer as a single polynomial in standard form.(x - 5y)2
A. x2 - 10xy + 25y2 B. x2 - y2 C. x2 - 5xy + 25y2 D. x2 + 10xy + 25y2
Mathematics