Solve the square root equation.
A) There is one positive solution and one extraneous root.
B) The sum of the solutions is 11.
C) There is one negative solution and one extraneous root.
D) There are two positive solutions.
E) There are two negative solutions.
A) There is one positive solution and one extraneous root.
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Find the gradient field of the function.f(x, y, z) = ex4 + y3 + z6
A. ?f = x3ex4 + y3 + z6i + y2ex4 + y3 + z6j + z5ex4 + y3 + z6k B. ?f = 4x3ex4 + y3 + z6i + 3y2ex4 + y3 + z6j + 6z5ex4 + y3 + z6k C. ?f = x4ex4 + y3 + z6i + y3ex4 + y3 + z6j + z6ex4 + y3 + z6k D. ?f = 4x3ex4i + 3y2ey3j + 6z5e z6k
Solve. Express the result in scientific notation. Round to the nearest hundredth, if necessary.If the mass of an object is 6.01398 × 10-8 tons and its density is 7.74 × 10-5 tons per cubic foot, find the volume of this object. (Use the formula D = 
.)
A. 7.77 × 10-5 cubic feet B. 7.77 × 10-3 cubic feet C. 7.77 × 10-4 cubic feet D. 77.7 × 10-4 cubic feet
Use the power rule and the power of a product or quotient rule to simplify the expression.(4a)3
A. 64a3 B. 12a3 C. 64a D. 12a
Solve the minimization problem by using the simplex method to solve the dual problem.Minimize 6x1 + 8x2subject to x1 + 2x2 ? 6 2x1 + x2 ? 8and x1 ? 0, x2 ? 0
A. Minimum = 
when x1 = 3 and x2 = 
B. Minimum = 
when x1 = 
and x2 = 
C. Minimum = 36 when x1 = 6 and x2 = 0
D. Minimum = 64 when x1 = 0 and x2 = 8