The first step is to multiply the fraction by (3 +3i) / (3 +3i) to delete the i terms from the denominator:

Answer:
29160cm³
Step-by-step explanation:
(18*18*18) *5 = 29160
<span>the expressions that are NOT polynomials
</span><span>A. x^2-(square root of x)-3
</span><span>C. 5x^1/2 + 4x^2
</span><span>E. x^2-x-12/x+3
(method: check polynomials lesson)</span>
The answer is d=<span>= 1/2 (a+b) 2nd power </span>
Answer:
1,067.23
Step-by-step explanation:
1456.23 subtracted by 389 = 1,067.23