Calculus?

Estimate the area of the given function,
f(x) = 5 – x2 using 4 circumscribed rectangles on the interval [1, 2].

Note: circumscribed rectangles lie outside the region.

Question

Calculus?

Estimate the area of the given function, 
f(x) = 5 – x2 using 4 circumscribed rectangles on the interval [1, 2]. 

Note: circumscribed rectangles lie outside the region.

anonymous · Answer

@Loser66 could you help me?

anonymous · Answer

@satellite73

amistre64 · Answer

all this is, is actually doing the work ....  what is the issue?

amistre64 · Answer

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the area if each rectangle is height times width ... define the heights by the left corners along the stated function, and define each width