Use the mid ordinate rule with six strips to find the area bounded by the curve y =x2 + 1, the lines x = -4 , x = 8 and the x-axis.

/in /by

Use the mid ordinate rule with six strips to find the area bounded by the curve y =x2 + 1, the lines

x = -4 , x = 8 and the x-axis.

You might also like
Two lines L1: 2y — 3x 6 = 0 and L2: 3y + x — 20 = 0 intersect at a point A. (a) Find the coordinates of A. (3 marks) (b) A third line L3 is perpendicular to L2 at point A. Find the equation of L3 in the form y = mx + c, Where m and c are constants. (3 marks) (c) Another line L4 is parallel to L1 and passes through (—l,3). Find the x and y intercepts of L 4
A trader bought maize for Ksh 20 per kilogram and beans for Ksh 60 per kilogram. She mixed the maize and beans and sold the mixture at Ksh 48 per kilogram. If she made a 60% profit, determine the ratio maize to beans per kilogram in the mixture
A solid S is made up of a cylindrical part and a conical part. The height of the solid is 4.5 m. The common radius of the cylindrical part and the conical part is 0.9 m. The height of the conical part is 1.5 m. (a). Calculate the volume. correct to 1 decimal place, of solid S.(4 marks) (b). Calculate the total surface area of solid S. (4 marks) A square base pillar of side 1.6 m has the same volume as solid S. Determine the height of the pillar, correct to 1 decimal place.
A construction company employs technicians and artisans. On a certain day 3 technicians and 2 artisans were hired and paid a total of Ksh 9000. On another day the firm hired 4 technicians and 1 artisan and paid a total of Ksh 9500‘ Calculate the cost of hiring 2 technicians and 5 artisans in a day
A garden is in the shape of a right angled triangle. The length of the shortest side is l7 m and the area of the garden is 346.8 ml. Calculate the length of the longest side of the garden.
Use logarithms to evaluate,
A Kenyan bank buys and sells foreign currencies as shown below: Buying (Ksh) Selling (Ksh) 1 Sterling pound (£) 130.10 130.54 1 South African Rand 9.52 9.58 A businessman on a trip to Kenya had £50 000 which he converted to Kenya shillings. While in Kenya, he spent 80% of the money and changed the balance to South African Rand. Calculate, to the nearest Rand, the amount he obtained.
Suppose that X takes values between 0 and 1 and has probability density function 2x. Compute Var(X) and Var(X2).