ceruleanseal928

Determine the period for the equation: 

y = 8.00sin(268t-3.0), 3.0 is in radians and 268 is in radians/sec

Round your answer to three decimal places

Your Answer:

Determine the frequency for the equation: 

y = 10.00sin(234t-8.0), 8.0 is in radians and 234 is in radians/sec

Round your answer to three decimal places

simplify

8 tan x /1+tan^2 x

Question 1 options:

4tan2x

4cos2x

4sin2x

8sinx

8cosx

Write a word problem to match the expression step by step

x/3 = x/4 + 18

-x/4     -x/4

(x/3 - x/4) = 18

*multiply to change the denominators*

(4x/6 - 3x/6) = 18

x/6 = 18

6(x/6) = 6(18)

x = 108

Now we just halve that to get the number

108 ÷ 1/2 = 54

54 is the answer

How do you find the exact value of cos 3pi/4?

1. 3.A 3-phase ,Y- connected synchronous motor operates at 480 volt,50 Hz,2-pole,0.8 pf leading.The armature winding resistance is j1.5 ohm.The efficiency of the motor is 95%.The output torque of the motor at rated conditions is 350 Nm .Calculate: (a)the output power (b)the input power and the input current (c)the internal generated voltage Ea (d)the converted power (e)power losses (20 points)