Truncate the decimal expansion of
10
to find the most precise approximation.
A) 2.1 <
10
< 2.2
B) 2.15 <
10
< 2.16
C) 2.154 <
10
< 2.155
D) 2.155 <
10
< 2.156
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Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions.a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap

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