Use a finite approximation to estimate the area under the graph of the given function on the stated interval as instructed.f(x) = x2 between x = 0 and x = 4 using a left sum with two rectangles of equal width.
A. 40
B. 8
C. 38.75
D. 20
Answer: B
Mathematics
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At the given point, find the slope of the curve, the line that is tangent to the curve, or the line that is normal to the curve, as requested.3x2y - ? cos y = 4?, normal at (1, ?)
A. y = -2?x + 3?
B. y = 
x - 
+ ?
C. y = - 
x + 
+ ?
D. y = 
x - 
+ ?
Mathematics
Use the formula for 
to evaluate the expression.
A. 35 B. 840 C. 48 D. 105
Mathematics
Subtract.
A. 54 B. 64 C. 92 D. 48
Mathematics
Provide the proper response.If two nonvertical lines intersect, what do we know about their slopes?
Fill in the blank(s) with the appropriate word(s).
Mathematics