Calculating devices questions | form five Pure Advanced Mathematics

By using a non-programmable calculator :

1. Calculate (Give your answer correct to six decimal places)
2. Obtain the value of correct to three significant figures.

Answer / Solution

UNSOLVED

The monthly salaries in Tanzanian Shillings for 20 employees of KNCU are 260,000.00, 170,000.00, 85,000.00, 505,000.00, 129,000.00, 89,000.00, 220,000.00, 157,000.00, 103,000.00, 480,000.00, 790,000.00, 600,000.00, 340,000.00, 144,000.00, 128,000.00, 90,000.00, 102,000.00, 185,000.00, 219,000.00 and 195,000.00. Use the statistical functions of the scientific calculator to calculate:

1. The mean and
2. The standard deviation

Answer / Solution

UNSOLVED

By using a non-programmable calculator, evaluate the following expressions correct to four decimal places.

1. and

Answer / Solution

UNSOLVED

Given a=14.2, b=12.6, c=8.4, T(s(s-a)(s-b)(s-c))½ and 2s=a+b+c. Use a non-programmable calculator to find the value of T correctly to four decimal places.

Answer / Solution

UNSOLVED

By using a scientific calculator compute

1. correct to 3 significant figures.
2. correct to 6 significant figures.

Answer / Solution

UNSOLVED