Solve the system of linear equations.
A. (4, 3, 1)
B. (4, 1, 3)
C. (1, 3, 4)
D. no solution
Answer: C
Mathematics
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Estimate the square root of the following number, n, by finding a natural number a such that a < 
< a + 1.103
A. 121 B. 100 C. 11 D. 10
Mathematics
Find the numerical value of the expression for 
and 
4x2 + 7x
A. a) 92 b) 1422 B. a) 44 b) 198 C. a) 36 b) 1170 D. a) 60 b) 270
Mathematics
If A denotes the area of the sector of a circle of radius r formed by the central angle ?, find the missing quantity. If necessary, round the answer to two decimal places.r = 10 inches, ? = 2 radians, A = ?
A. 10 in2 B. 200 in2 C. 20 in2 D. 100 in2
Mathematics
Simplify. Assume that all variables represent positive real numbers.
A. 7xy
)
B. 7xy
C. 7xy
D. 3xy
Mathematics