breeann10r breeann10r
  • 24-10-2018
  • Mathematics
contestada

Given E = I × R and P = E × I, select the formula that will solve for E when only R and P are known.
Select one:

Respuesta :

lapsmes
lapsmes lapsmes
  • 24-10-2018

[tex]E = \left\{(a,b) \mid a \in I \text{ and } b \in R \right\}[/tex], [tex]P = \left\{(a,b) \mid a \in E \text{ and } b \in R \right\}[/tex] but we cannot solve for the set [tex]E[/tex] because we are missing information.

Answer Link
wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 24-10-2018

E =IR

P = EI

solve for I by dividing both sides by E

P/E = I

E = IR

substitute for I

E = (P/E) *R

Multiply both sides by E

E^2 = RP

take the square root of each side

E= sqrt (PR)

Answer Link

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