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Trigonometry
im stuck on these questions....... 6. Change 4√2  4√2 to trigonometric form A. 32 cis 135° B. 8 cis 225° C. 8 cis 45° D. 32 cis 45° 7. Simplify (2 cis 100°)7. A. 2 cis 700° B. 128 cis 280° C. 128 cis 340° D. 2 cis
asked by Rodrick on December 5, 2012 
Trigonometry
QUESTIONS IM STUCK ON 6. Change 4√2  4√2 to trigonometric form A. 32 cis 135° B. 8 cis 225° C. 8 cis 45° D. 32 cis 45° 7. Simplify (2 cis 100°)7. A. 2 cis 700° B. 128 cis 280° C. 128 cis 340° D. 2 cis 340° 9.
asked by Erick on December 4, 2012 
trigonometry
2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (5, 3π/2) B. (–2, π) C. (1, π/2) D. (5, π/2 3. Which of the following is not an approximate solution of x5 – 1 = 0? A. 0.3090 – 0.9511i B. 0.8090 +
asked by Erick on November 28, 2012 
Trigonometry
2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (5, 3π/2) B. (–2, π) C. (1, π/2) D. (5, π/2 3. Which of the following is not an approximate solution of x5 – 1 = 0? A. 0.3090 – 0.9511i B. 0.8090 +
asked by Erick on December 2, 2012 
Trigonometry
2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (5, 3π/2)
asked by Erick on December 3, 2012 
trigonometry
2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (5, 3π/2) B. (–2, π) C. (1, π/2) D. (5, π/2 3. Which of the following is not an approximate solution of x5 – 1 = 0? A. 0.3090 – 0.9511i B. 0.8090 +
asked by Erick on November 28, 2012 
Trigonometry
Please check if i did right! 2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (5, 3π/2)
asked by Carlos on December 4, 2012 
complex numbers!
22i in polar form = 2.8 cis 2.35?? 3+4i polar form = 5 cis 2.2??? 1  sqaureroot(3i) polar form = 2 cis 1.04?? What is cis? never mind I have the right answers. polar form z = r (cos O + i sin O ) is also written in an
asked by kevin on November 3, 2006 
PreCalc
Let cis Θ = cos Θ + i sin Θ. Let z1 = 3 cis 25 and let z2 = 4 cis 115 Find z2^6
asked by Peter on July 25, 2011 
Calc
1. The problem statement, all variables and given/known data cos(x) = 2 I was trying to solve that problem ignoring what people say about it not being defined and got a number strangely. I showed step by step so you can tell me
asked by Kate on July 27, 2010