Given that the 5th term of an arithmetic sequence is 30 and the 7th term is 44 , find the first term.
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Mathematics
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Find an antiderivative of the given function.2 cos 9x
A. sin 9x
B. 2 sin 9x
C. - 18 sin 9x
D. 
sin 9x
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. 
B. 
C. 
D. 1
Mathematics
Solve the absolute value equation.|1.8x + 2.3| = |x - 2|
A. x = -1.105, -1.471 B. no solution C. x = -0.107, -5.375 D. x = -0.75, -3.125
Mathematics
Convert the units.51.3 g = 
kg
A. 51,300 kg B. 0.0513 kg C. 0.00513 kg D. 5130 kg
Mathematics