Math, asked by diwakar31020, 1 month ago

If (-3)^-1 = -243, then find the value of (-7)x-6.​

Answers

Answered by Anonymous
3

-48

SOLUTION,

 =  >  { - 3}^{x}  - 1 =  - 243 \\  =  >  { - 3}^{x}  - 1 =  { - 3}^{5}  \\  =  > x - 1  = 5 \\  =  > x = 5 + 1 \\  =  > x = 6

NOW PUTTING x = 6 in equation

( - 7)x - 6

 =    - 7 \times 6 - 6 \\  =  >  - 42 - 6 \\  =  >  - 48

Hope you helps :)

Answered by Barani22
0

Step-by-step explanation:

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56.67.78.89 are 137.

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