Provide an appropriate response.Why is scientific notation used?
What will be an ideal response?
Answers will vary. One possible explanation: Numbers occurring in science are often extremely large or extremely small. Because of the difficulty of working with many zeros, scientists often find it easier to express such numbers with exponents.
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Solve the problem.A frustum of a right circular cone has a height of 10 m, a base of radius 3m, and a top of radius 2m. Find its volume.
A. 
?
B. 19?
C. 190?
D. 
?
Find the area of the specified region.Inside the circle r = -4 cos ? and outside the circle r = 2
A. 
(4? - 3
)
B. 2?
C. 
?
D. 
(2? + 3
)
Use algebraic and/or graphical methods to solve the inequality.m3 - 25m ? 0
A. -5 ? x < 0 or x > 5 B. -5 < x < 0 or x > 5 C. -5 < x ? 0 or x ? 5 D. -5 ? x ? 0 or x ? 5
Multiply.(x2 - 7)2
A. x4 + 49 B. x4 - 7x + 49 C. x4 - 7x2 + 49 D. x4 - 14x2 + 49