Write the integral that gives the surface area generated when the curve is revolved about the x-axis. Do not simplify.y = x4 on [1, 3]
A. 2?
dx
B. 
dx
C. 2?
dx
D. 2?
dx
Answer: D
Mathematics
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Write the solution set in interval notation.{x|-5 ? x < -1}
A. (-5, -1) B. (-5, -1] C. [-5, -1) D. [-5, -1]
Mathematics
Write the word phrase as an algebraic expression. Use x to represent the unknown number.9 times a number, increased by 3
A. 3 + 9x B. 9 + 3x C. 3x + 9 D. 9x + 3
Mathematics
Provide an appropriate response.In oblique triangle ABC, find the indicated part. Round to the nearest tenth. Side b = 1, side c = 3, and angle A = 80°; find side a.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve.x - y + z = 22y + z = 12 z = 6
A. (0 , 4, 6) B. (-1 , 3, 6) C. (0 , -4, 6) D. (-1 , -3, 6)
Mathematics