Three scatterplots are shown, along with their best-fit lines and correlation coefficients, r1, r2, and r3. Choose the correct s
1 answer:
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Answer:
Step-by-step explanation:
<u>Given expression</u>:
To factor a quadratic in the form , first find two numbers that multiply to
and sum to
:
Two numbers that multiply to -36 and sum to 5 are: 9 and -4
Rewrite b as the sum of these two numbers:
Factorize the first two terms and the last two terms separately:
Factor out the common term (2x + 3):
Therefore: