Answer:
B. 4x-8
Step-by-step explanation:
Answer:
B) Median
C)he median is between 80 and 90.
D) The mean test score will increase by 2.
Step-by-step explanation:
The answer is 27.1052631579 or 27.1 if you rounded "m" to .10
Answer:
C.) -5 and 5
Step-by-step explanation:
Plug in -5 & 5 separately for x.
Plug in -5 for in the equation. Remember to follow PEMDAS. First solve for power, then multiplication.
2(-5)² = 50
2(25) = 50
50 = 50 (True).
Plug in 5 into the equation for x. Remember to follow PEMDAS. First solve for power, then multiplication.
2(5)² = 50
2(25) = 50
50 = 50 (True).
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No.
Perpendicular lines are lines that intersect at a 90° angle.
If two lines are perpendicular, they create four 90° angles.
However, for two lines to intersect, they do not necessarily have to intersect at a 90° angle.
<em>All roses are flowers, but not all flowers are roses.</em>
<em>All perpendicular lines are intersecting lines, but not all intersecting lines are perpendicular.</em>