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From a fixed point directly in front of the center of a bull's eye, Kim aims two arrows at the bull's eye. The first arrow nicks one point on the edge of the bull's eye; the second strikes the center of the bull's eye. Kim knows the second arrow goes 20 meters since she knows how far she is from the target. If the bull's eye is 4 meters wide from second arrow, how far did the ?rst arrow goes? You can consider that the arrows traveled in straight-line paths and that the bull's eye is circular.
a. 19.9 meters
b. 24 meters
c. 22 meters
d. 20.1 meters
If 7 cosec?-3cot? = 7, prove that 7cot? - 3cosec? = 3. Ans: 7 Cosec?-2Cot?=7 P.T 7Cot? - 3 Cosec?=3 7 Cosec?-3Cot?=7 ⇒7Cosec?-7=3Cot? ⇒7(Cosec?-1)=3Cot? ⇒7(C
Optimization is required in situations that frequently arise in finance and other areas. Organizations would like to maximize their profits or minimize thei
Example: Find out a particular solution to y'' - 4y' - 12 y = 3e 5t Solution The point here is to get a particular solution, though the first thing that we're going to
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The manager of a garden store ordered two different types of marigold seeds for her display. The first type cost her $1 per packet and the second kinds cost $1.26 per packet. How m
4x-5y+16=0
Determine the fundamental period of the following discrete-time signal: X(n) = 2sin(4n)π +π/4) + 5sin16n +4sin (20n +π/3)
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