9 + 1

A. 9
B. 10
C. 11
D. 11


Answer: B

Mathematics

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Solve the problem.Evaluate  at t = 3? for the function w(x, y) = x2 - y2 - 9x; x = cost, y = sin t.

A. -13 B. -11 C. 0 D. -7

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Classify the triangle as acute, right, or obtuse and as equilateral, isosceles, or scalene.

A. Acute, equilateral B. Obtuse, scalene C. Obtuse, equilateral D. Right, isosceles

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Find the intercepts for the graph of the equation.x + y = 0

A. (-4, 0) (4, 0) B. (0, 0) (0, 0) C. (0, 4) (-4, 0) D. (0, -4) (0, 4)

Mathematics

Find the slope-intercept equation for the tangent line to the graph of f at the given point.f(x) = x2 + 11x - 15 at (1, -3)

A. y = 13x - 16 B. y = 11x C. y = 11x + 15 D. y = 2x + 11

Mathematics