The figure shows three parallelograms: abcd, a′b′c′d′, and a″b″c″d″.
polygon abcd is to create parallelogram a′b′c′d′.
polygon abcd is to create parallelogram a″b″c″d″

3.76%

step-by-step explanation:

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!

a ≈ 172.05

step-by-step explanation:

the pictures.

x^3-4x^2+3x-2/x^2+1

step-by-step explanation:

factor the numerator and denominator and cancel the common factors