Find the real solutions, if any, of the equation. Use the quadratic formula.x2 + x + 5 = 0
A. 
B. 
C. 
D. no real solution
Answer: D
Mathematics
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Solve the problem.One acre is about 0.4 hectare. Use this information to determine the equivalent of 39.6 acres in hectares.
A. 6.336 ha B. 99 ha C. 15.84 ha D. 40 ha
Mathematics
Add or subtract. Express the answer as a mixed number.
A. 35
B. 36
C. 35
D. 34
Mathematics
Find the indicated composition.f(x) = 2
; g(x) = 9x + 12Find (f ? g)(x).
A. (f ? g)(x) = 2
B. (f ? g)(x) = 2
C. (f ? g)(x) = 2
+ 5
D. (f ? g)(x) = 18
+ 12
Mathematics
Solve the linear system by using an inverse matrix.
A. {(-4, 3)} B. {(3, -4)} C. {(4, -3)} D. {(-3, 4)}
Mathematics