Answer:
D(3;-2).
Step-by-step explanation:
1)
2) according to the formulas above:
3) finally, D(3;-2).
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2 answers:
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Answer:
Step-by-step explanation:
Ashton estimates the square root of 72 in the following way:
√72=
2√36=
2×6=12
a) Explain why his reasoning is incorrect
This is incorrect because is the correct answer but he has missed the square root term on 2.
or can be written as:
b) Estimate the square root of 72 to the nearest tenth without using your calculator. Show your work.
Find the factors of 72 we get
Now, we will combine 2 terms if the are same so,