Answer:
2nd option
Step-by-step explanation:
Given
2x - 8y + 3x² + 7y - 12x ← collect like terms
= 3x² + (2x - 12x) + (- 8y + 7y)
= 3x² + (- 10x) + (- y)
= 3x² - 10x - y
Answer:
The standard deviation of the set of values (2, 3, 6, 9, 10) is square root of 12.5 (
) therefore OPTION C
Answer:
/ - - - - - - - - -- - - -
/ \
/ \
/ \ _________
/
_/
Answer:
(5, 1)
Step-by-step explanation:
-4+6-1=1.
The answer is F, hope this helps!