Tizah wants to put a fence around her garden. she has 22 yards of fence material. does she gave enough to go all the way around the garden?


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6 9\12 yards

a complex number is a number that can be expressed in the form a + bi, where a and b are real numbers, and i is a solution of the equation x2 = −1. because no real number satisfies this equation, i is called an imaginary number. has no real solution, since the square of a real number cannot be negative.

7

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