Solve the equation.3 + 5 = 20

A. 25
B.
C. 5
D. 75


Answer: A

Mathematics

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Solve by completing the square to obtain exact solutions.9x2 + 18x + 8 = 0

A. - , - 
B. - 
C.
D. - , - 

Mathematics

Calculate the area of the surface S. S is the portion of the cone  +   =  that lies between z = 3 and z = 4.

A. ?
B.
C. ?
D. ?

Mathematics

Find the series' radius of convergence.

A. ?, for all x B. 0 C. 1 D. 2

Mathematics

Factor the polynomial.4 - s2 + 2st - t2

A. (2 + s - t)(2 - s + t) B. (2 + s - t)(2 + s + t) C. (2 - s - t)(2 - s + t) D. (2 - s2)(2 - t2)

Mathematics