Write the complex number in standard polar form. Write the argument in radians using exact values.z = - 3
- 3i
A. 3
B. 3
C. 6
D. 6
Answer: D
Mathematics
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There is one negative solution of
. Find it. Round your answer to two decimal places if necessary.
?
A. 0.42 B. -1 C. -2.94 D. -1.95
Mathematics
Provide an appropriate response. Solve the given problem: In a metal alloy, the ratio of zinc to copper is 3 to 11. If there are 649 pounds of copper, how many pounds of zinc are there in the alloy?
A. 2,380 pounds B. 23,029 pounds C. 177 pounds D. 139 pounds
Mathematics
Solve the formula for the indicated variable.I = 
, for n
A. n = 
B. n = 
C. n = 
D. n = IR(Ir - E)
Mathematics
Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.tan ? = 
, ? < ? < 
Find sin(2?).
A. - 
B. 
C. 
D. - 
Mathematics