What is the square root of -16?
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2 answers:
Answer:
4 i
Step-by-step explanation:
Answer: 4 i
Finding square roots of of numbers that aren't perfect squares without a calculator.
Example: Calculate the square root of 10 ( ) to 2 decimal places.
Find the two perfect square numbers it lies between.
Divide 10 by 3.
Average 3.33 and 3. ( ...
Repeat step 2: 10/3.1667 = 3.1579.
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Answer:
k = 15
Step-by-step explanation:
k² = 225
k = √225
k = 15
Thus, K = 15
<u>-TheUnknown</u><u>S</u><u>cientist</u>
Use the desmos calculator it will really help for graphing things