Remove grouping symbols and simplify.3(-2x + 4) - 4(x - 1)
A. -18x + 16
B. -10x + 3
C. 10x
D. -10x + 16
Answer: D
Mathematics
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Find all solutions.x3 - 121x = 0
A. {0, 11, -11} B. {0, -11} C. {0, 121} D. {0, 11}
Mathematics
Using synthetic division, determine whether the numbers are zeros of the polynomial.i, -i, 5; f(x) = x3 - 5x2 + x - 5
A. Yes; yes; no B. No; no; yes C. Yes; yes; yes D. No; no; no
Mathematics
Find the LCD for the fractions in the list.
, 
, 
A. r(r + 4)2 B. 5r(r + 4)2 C. 5(r + 4) D. 5(r + 4)2
Mathematics
Evaluate the expression. 
A. 1,663,200
B. 330
C. 7920
D. 
Mathematics