Verify that the equation is an identity.tan 2 u (1 + cos(2u)) = 1 - cos(2u)

What will be an ideal response?


tan 2 u (1 + cos(2u)) = (1 + cos(2u)) = 1 - cos(2u)

Mathematics

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Parametrize the surface S.S is the portion of the cylinder x2 + y2 = 9 that lies between z = 5 and z = 6.

What will be an ideal response?

Mathematics

Provide an appropriate response.A steel pipe that is 7.25 cm long is to be cut into pieces measuring 1.15 cm. If there is 0.2 cm wasted with each cut, how many pieces will there be?

Fill in the blank(s) with the appropriate word(s).

Mathematics

A bandpass amplifier has a mid-range gain of 40 dB and fCO = 10 KHz. Find VO when f = 100 KHz and Vin = 300 mV.

a. 30.0 V b. 17.9 V c. 15.0 V d. 3.0 V e. 1.3 V

Mathematics

Use synthetic division to find the quotient and the remainder.

A. quotient: 2x3 - 5x2 + 3; remainder: -9 B. quotient: 2x3 + 5x2 + 3; remainder: 9 C. quotient: 2x3 - 7x2 + 6x -15; remainder: 45 D. quotient: 2x3 - 7x2 + 6x -15; remainder: - 45

Mathematics