INTEGRATION | TRAPEZIUM RULE KCSE 2011| PP1 NO.21

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(a) Using the trapezium rule with seven ordinates, estimate the area of the region
bounded by the curve y = -x²+ 6x+ 1, the lines x = 0, y = 0 andx = 6. (5 marks)
(b) Calculate:

(i) The area of the region in (a) above by integration; (3 marks)
(iii) The percentage error of the estimated area to the actual area of the region,
correct to two decimal places. (2marks)
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The value of y is obtained by substituting the x values in the function y = -x^2+6x+1 i.e when x=0, y=-(0)^2+6(0)+1, y=1

KcseMathsTutorials
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I have a question pertaining this concept...when finding the height of trapezium, we Don't say height=range÷ordinates and the ordinates are seven ..elaborate for me this

ericpianist
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How have you gotten the values of y please sir

patiencenkatha
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Please I think it is incorect because -x^2 is 1 not -1

SusanNgugi-wz
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Sir can you go through and sovle integration and application questions on mf mathematics

anelkajavada