Approximate the area under the curve and above the x-axis using n rectangles. Let the height of each rectangle be given by the value of the function at the right side of the rectangle.f(x) = 2x + 3 from x = 0 to x = 2; n = 4
A. 13
B. 11
C. 17
D. 15
Answer: B
Mathematics
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Find 
for the function 
. Simplify your answer.
What will be an ideal response?
Mathematics
Answer the question.Suppose polygon ABCD is any square with diagonals 
and 
intersecting at point F.
What can be said about any point on 
and points B and D?
What will be an ideal response?
Mathematics
List all the elements of B that belong to the given set.B = {19, 
, -9, 0, 
, -3, 4.4}Natural numbers
A. 
B. {-9, 0, 19}
C. {19, 0}
D. {19}
Mathematics
Find the midpoint of the line segment joining the points P1 and P2.P1 = (7, 1); P2 = (-16, -16)
A. 
B. 
C. 
D. 
Mathematics