Find the integral.dx

A. sec x + C
B. csc x + C
C. -sec x + C
D. -csc x + C


Answer: D

Mathematics

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Provide an appropriate response.Let x represent a whole number which is not equal to 6. If the LCM for x and 6 is equal to x, what can you conclude about x?i: x is greater than 6 ii: x is smaller than 6iii: x is a multiple of 6iv: x is a factor of 6

A. ii and iv B. ii only C. i and iii D. i only

Mathematics

Factor by grouping.r3 + r2 + 8r + 8

A. (r2 + 8)(r + 8) B. (r2 + 8)(r - 8) C. (r2 + 8)(r + 1) D. (r2 + 1)(r + 8)

Mathematics

Find the intercepts of the function f(x).f(x) = x2(x - 2)(x - 3)

A. x-intercepts: 0, 2, 3; y-intercept: 0 B. x-intercepts: 0, -2, -3; y-intercept: 6 C. x-intercepts: 0, 2, 3; y-intercept: 6 D. x-intercepts: 0, -2, -3; y-intercept: 0

Mathematics

Find all cube roots of the complex number. Leave answers in trigonometric form.2 + 2i

A.  cis 20°,  cis 140°,  cis 260°
B.  cis 20°,  cis 140°,  cis 260°
C.  cis 30°,  cis 150°,  cis 270°
D.  cis 20°,  cis 140°,  cis 260°

Mathematics