The points (2,1) and (3,r) fall on a line with a slope of - 5. What is the value of r?
1 answer:
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Answer:
8 + i
Step-by-step explanation:
What you need to simplify this is the following "definitions" of i to different powers.
Now we can sub these in for the various powers of i in our expression:
Simplifying a bit:
Since we know that the square root of i-squared is i, and that the square root of 49 is 7, we can get rid of the radial sign as follows:
6 - 6i + 2 + 7i
And the final answer, in a + bi form, is
8 + i
Answer:
The answer is
<h2>Step-by-step explanation:
(2y⁴)³
Using the rules of indices
That's
<h3>So for the above expression we have
<h3>Simplify
We have the final answer as
<h2>8.y¹²</h2>Hope this helps you