Find the LCD for the list of fractions. Write the list as equivalent fractions with the LCD as their denominators.
, 
, 
A. 7y(y + 4)(y - 4); 
, 
, 
B. y7(7y + 28)(y + 4)(y - 4); 
, 
, 
C. 7y7(y + 4)(y - 4); 
, 
, 
D. 7y7(y + 4)2(y - 4); 
, 
, 
Answer: C
Mathematics
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Provide an appropriate response.To find principal, you would use the formula:
A. 
B. 
C. 
D. 
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Find the product of the complex numbers. Leave answer in polar form.z1 = 5(cos 20° + i sin 20°)z2 = 4(cos 10° + i sin 10°)
A. 9(cos 30° + i sin 30°) B. 20(cos 200° + i sin 200°) C. 20(cos 30° + i sin 30°) D. 9(-cos 200° - i sin 200°)
Mathematics
Use the distributive property to write an equivalent expression.-11(-12x - 10)
A. 132x - 10 B. 132x - 110 C. 132x + 110 D. 242x
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Find the perimeter of a triangle with sides 6 inches, 19 inches, and 24 inches in length.
a. 49 in. b. 912 in. c. 25 in. d. 1368 in.
Mathematics