Seudónimo Seudónimo

23-03-2018
Mathematics

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Which expression is equivalent to −1/4x + 1/2 ?

−1/4 (−x + 1/2)

1/4 (−x + 1/2)

−1/4 (x + 2)

1/4 (−x +2)

Respuesta :

sophyyyy sophyyyy

25-03-2018

the answer is 1/4(-x+1/2)

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Am solving this problem correct

Calculate the wavelength of a photon of energy 5.518 × 10-26 joules. (Planck's constant is 6.626 × 10-34 joule seconds, the speed of light is 2.998 × 108 m/s)