Find the LCM of the given numbers.4, 16, 20

A. 320
B. 80
C. 48
D. 40


Answer: B

Mathematics

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Simplify.- 

A. -84
B. -22
C. -6 
D. -14 

Mathematics

Find the remaining sides of a 45-45-90 triangle from the given information.The shorter sides each have length 6.

A. 12
B. 3
C. 6
D. 6

Mathematics

Find the product.(x - 8.4)(5x + 0.6)

A. 6x2 + 41.4x - 7.8 B. 5x2 - 41.4x - 5.04 C. 5x2 + 41.4x + 5.04 D. 6x2 - 41.4x + 7.8

Mathematics

Find all cube roots of the complex number. Leave answers in trigonometric form.2 + 2i

A.  cis 20°,  cis 140°,  cis 260°
B.  cis 20°,  cis 140°,  cis 260°
C.  cis 30°,  cis 150°,  cis 270°
D.  cis 20°,  cis 140°,  cis 260°

Mathematics