Find the surface area of the surface S.S is the intersection of the plane 3x + 4y + 12z = 7 and the cylinder with sides y = 4x2 and y = 8 - 4x2.

A.
B.
C.
D.


Answer: A

Mathematics

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Multiply.4x2(6x7 + 7x3 + 10)

A. 24x9 + 7x3 + 10 B. 24x7 + 28x3 + 40 C. 24x9 + 28x5 D. 24x9 + 28x5 + 40x2

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Determine whether the three points are the vertices of a right triangle.(3, -5), (9, -3), (15, -10)

A. Yes B. No

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Without graphing, answer the following questions for the linear system.(i) Is the system inconsistent, are the equations dependent, or neither?(ii) Is the graph a pair of intersecting lines, a pair of parallel lines, or one line?(iii) Does the system have one solution, no solution, or an infinite number of solutions?x - 7 = yy + 6 = x

A. (i) dependent (ii) one line (iii) infinite number of solutions B. (i) inconsistent (ii) parallel lines (iii) no solution C. (i) neither (ii) intersecting lines (iii) one solution

Mathematics

Solve the inequality and express the solution set in interval notation. Graph the solution set on the real number line.x + 6 < 10

A. x ? 16; (-?, 16]

B. x < 16; (-?, 16)

C. x < 4; (-?, 4)

D. x > 4; (4, ?)

Mathematics