Solve.The total area of a certain country is 2,965,368 square miles. Round this figure to the nearest hundred thousand.
A. 3,000,000
B. 2,970,000
C. 2,900,000
D. 2,960,000
Answer: A
Mathematics
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Solve the system by graphing. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. infinitely many solutions; {
y + x = 6} or {
x = -y}
B. no solution; ?
C. {(1, 5)}
D. {(1, 1)}
Mathematics
Suppose u and v are differentiable functions of x. Use the given values of the functions and their derivatives to find the value of the indicated derivative.u(1) = 5, u '(1) = -7, v(1) = 6, v '(1) = -3.
at x = 1
A. 
B. 
C. - 
D. - 
Mathematics
Factor the polynomial completely.z4 - z3 - z + 1
A. z4 - z3 - z + 1 B. z3(z - 1) - (z - 1) C. z(z3 - 1) - (z3 - 1) D. (z - 1)2(z2 + z + 1)
Mathematics
Simplify the expression.- 256-1/4
A. 4
B. - 
C. 
D. -4
Mathematics