Find all real solutions. Do not use a calculator.x3 + 8x2 = x + 8
A. {±1, 8}
B. {±1, -8}
C. {1, -2, 10}
D. {±1, -9}
Answer: B
Mathematics
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Use Stokes's Theorem to calculate 
.F = x5i + 9xj + 5k; S is the upper hemisphere of x2 + y2 + z2 = 100
A. ? B. 100 C. 100? D. 900?
Mathematics
Identify the function's local and absolute extreme values, if any, saying where they occur.f(r) = (r - 10) 3
A. no local extrema B. local minimum: x = 0 C. local minimum: x = 10 D. local minimum: x = 0; local maximum: x = 10
Mathematics
Order the rational numbers from least to greatest.
, 
A. 
, 
B. 
, 
C. Equivalent
Mathematics
Solve.The hypotenuse of a right triangle is 13 feet long. One leg of the triangle is 3 feet longer then the other leg. Find the perimeter of the triangle.
A. (
- 13) ft
B. 
ft
C. (
+ 13) ft
D. 
ft
Mathematics