Answer:
f(7)=15
Step-by-step explanation:
you replace x with 7 and solve like order of operations
f(7)=2×7+1
f(7)= 14+1
f(7)= 15
Answer:
The given expanded sum of the series is
Step-by-step explanation:
Given problem can be written as
To find their sums:
Now expanding the series
That is put n=5,6,7,8,9 in the given summation
(adding the terms)
Therefore
Therefore the given sum of the series is
The given expanded sum of the series is
Answer:
The answer is
<h2>( 2 , 8 )</h2>
Step-by-step explanation:
The midpoint M of two endpoints of a line segment can be found by using the formula
where
(x1 , y1) and (x2 , y2) are the points
From the question the points are
(-3, 4) and (7, 12)
The midpoint is
We have the final answer as
<h3>( 2 , 8 )</h3>
Hope this helps you
Answer:
12x² - 2x - 30
Step-by-step explanation:
(3x - 5)(4x + 6)
12x² + 18x - 20x - 30
12x² - 2x - 30