Evaluate the function at the given value of the independent variable and simplify.f(x) = 3x2 - 4x + 2;f(x - 1)
A. 3x2 - 10x + 9
B. 3x2 + 2x + 1
C. 3x2 - 10x + 1
D. -10x2 + 3x + 9
Answer: A
Mathematics
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Solve the problem.The mass of a certain atom is 0.0000000000000000000000019 grams. Rewrite this quantity in scientific notation.
A. 1.9 × 10-24 B. 1.9 × 10-25 C. 1.9 × 10-23 D. 19 × 10-24
Mathematics
Factor.5c4 - 625cd3
A. 5c(c - 5d)(c2 + 5cd + 25d2) B. 5c(c + 5d)(c2 - 5cd + 25d2) C. c(c + 5d)(c2 - 5cd + 25d) D. 5(c + 5)(c2 - 5c + 25)
Mathematics
Solve.36x2 + 49y2 = 1764y - x = 6
A. 
, (0, 6)
B. 
, (3, 9)
C. 
, (2, 8)
D. 
, (6, 0)
Mathematics
The sequence is defined recursively. Write the first four terms.a1 = 5; an = an-1 - 1
A. a1 = 5, a2 = 4, a3 = 3, a4 = 2 B. a1 = 5, a2 = 6 , a3 = 7 , a4 = 8 C. a1 = -1, a2 = -2, a3 = -3, a4 = -4 D. a1 = 5, a2 = 6 , a3 = 5 , a4 = 4
Mathematics