Perform the operation. Write the answer as a fraction in lowest terms.
- 
A. 
B. 
C. 
D. 
Answer: C
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Use the Fixed-Point Algorithm with x1 as indicated to solve the equation to five decimal places.x = 
; x1 = 1
A. 2.42899 B. 2.53715 C. 2.62679 D. No solution
Identify the quadric surface by name. Find and describe the xy-, xz-, and yz-traces, when they exist.-9x2 - 9y2 + z2 = 9
A. Hyperboloid of two sheets; xy-trace: -9x2 - 9y2 = 9 (circle); xz-trace: z2 - 9x2 = 9 (hyperbola); yz-trace: z2 - 9y2 = 9 (hyperbola) B. Ellipsoid; xy-trace: -9x2 - 9y2 = 9 (circle); xz-trace: z2 - 9x2 = 9 (ellipse); yz-trace: z2 - 9y2 = 9 (ellipse) C. Hyperboloid of two sheets; xz-trace: z2 - 9x2 = 9 (hyperbola); yz-trace: z2 - 9y2 = 9 (hyperbola) D. Hyperboloid of one sheet; xy-trace: -9x2 - 9y2 = 9 (circle); xz-trace: z2 - 9x2 = 9 (hyperbola); yz-trace: z2 - 9y2 = 9 (hyperbola)
Perform the indicated operation. If possible, simplify.Factor:tan2 x - tan x
A. cot2 x
B. tan x 
C. tan x 
D. cot2 x + 1
Solve the problem.Find the perimeter of the triangle.
A. 53
feet
B. 21
feet
C. 21
feet
D. 21
feet