What is the result when 9 x 3 + 18 x 2 + 23 x + 30 9x 3 +18x 2 +23x+30 is divided by 3 x + 5 3x+5?

There is no remainder. This means (3x+5) is a factor.

Step-by-step explanation:

We divide (3x+5) into the polynomial through long division or synthetic. We choose long division and look for what will multiply with (3x+5) to make the polynomial .

We subtract this from the original .

This leaves . We repeat the step above.

.

We subtract this from . We repeat the step above.

.

We subtract this from . There is no remainder. This means (3x+5) is a factor.

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step-by-step explanation:

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.