Question

Subtraction of 5x – 3x² + 8xy from 7x² + 3xy – 4x is:​

Answer 1

Electromagnetic waves are members of a family of waves with common properties called the electromagnetic spectrum. All electromagnetic waves: are transverse waves; can travel through a vacuum ; travel at exactly the same speed in a vacuum, the speed of light, 300,000,000 m/s.

Answer 2

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Passive Voice: Form

To change an active voice sentence to a passive voice sentence: Make the object of the active sentence into the subject of the passive sentence. Use the verb “to be” in the same tense as the main verb of the active sentence. Use the past participle of the main verb of the active sentence