Find the value of the expression. Give the result as a decimal.2 + (5.9)(3.4)

A. 20.071
B. 21.15
C. 20.171
D. 20.15


Answer: C

Mathematics

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Find the specified domain.Find the domain of (x) when f(x) = 9x - 5 and g(x) = 

A.  ?  ? (11, ?)
B. (-?, ?)
C. (-?, -11) ? (-11, ?)
D. (-?, 11) ? (11, ?)

Mathematics

Write a formula for the general term (the nth term) of the arithmetic sequence. Then use the formula for an to find a20, the 20th term of the sequence.an = an-1 - 4, a1 = 32

A. an = 32n + 36, a20 = 676 B. an = 28n + 32, a20 = 592 C. an = -4n + 36, a20 = -44 D. an = -4n + 28, a20 = -52

Mathematics

Solve the problem.If an object is thrown upward with an initial velocity of , its height after t sec is given by  Find the maximum height attained by the object. (The object will attain maximum height exactly at the halfway point in terms of the time t, where t = 0 is at the beginning of the object's flight, and the final time is when the object hits the ground.)

A. 4 ft B. 0 ft C. 16 ft D. -12 ft

Mathematics

Evaluate the expression.-5(-4)3

A. 320 B. -8,000 C. 8,000 D. -320

Mathematics