marwe7yEmillbraya marwe7yEmillbraya

02-10-2016
Mathematics

contestada

what is the square root of negative four

Respuesta :

Аноним Аноним

02-10-2016

the square root of negative four is 2

Answer Link

Otras preguntas

The excitation of an electron on the surface of a photocell required 5.0 x 10 –27 J of energy. Calculate the wavelength of light that was needed to excite the e

Which polyatomic ion is found in the compound represented by the formula NaHCO3? (1) acetate (3) hydrogen sulfate (2) hydrogen carbonate

Which compound yields H + ions as the only positive ions in an aqueous solution? (1) KOH (3) CH3OH (2) NaOH (4) CH3COOH

If the President can no longer serve, who becomes President?

Given the balanced equation representing a reaction: H2O + HCl ==> H3O+ + Cl- According to one acid-base theory, the H2O molecule (1) accepts H+ ions (3

Which polyatomic ion is found in the compound represented by the formula NaHCO3? (1) acetate (3) hydrogen sulfate (2) hydrogen carbonate

Name one branch or part of the government.

What are the two parts of the U.S. Congress?

What does the President’s Cabinet do?

A machine with a mechanical advantage of 10 is used to produce an output force of 250 newtons. What input force is applied to this machine