Answer:
<em>7x² - 2x + 4 </em>
Step-by-step explanation:
(5x² + 2x + 11) - (7 + 4x - 2x²) = 5x² + 2x + 11 - 7 - 4x + 2x² =
(5x² + 2x²) + (2x - 4x) + (11 - 7) = <em>7x² - 2x + 4</em>
Answer:
Please find attached the graph of the given data created with Microsoft Excel
Step-by-step explanation:
The question is a word problem with which we construct a table of values and then graph the data as follows;

The graph of the above data in created using the Chart options in the Insert menu of Microsoft Excel as seen in the attached image
An = 2n + 2
a1 = 2(1) + 2 = 2 + 2 = 4
a2 = 2(2) + 2 = 4 + 2 = 6
a3 = 2(3) + 2 = 6 + 2 = 8
a4 = 2(4) + 2 = 8 + 2 = 10
a5 = 2(5) + 2 = 10 + 2 = 12
Answer:
24
Step-by-step explanation:
x+90=114( sum of two interior angle of triangle is equal to its opposite exterior angle)
x=24