Sequence and series, solution

Syllabus for second term

Find the numbers in GP whose sum is 14 and product 64

Sum is 19 and product 216 Sum is 28 and product 512

Find the two numbers whose AM is 34 and GM is16

AM is 50 and GM is 40 AM is 45 and GM is 27

Some geometric mean are inserted between 5 and 80. If second mean is 20, find number of means

Some geometric means are inserted between 2 and 128. If the third mean is 8, find the number of means. 4 GM  are inserted between 5 and x. If the th…

If 16 is geometric mean between a and a³, find the value of a

If k +10, is GM of k + 2 and 9 ( k + 2) find value of k  If 5 is arithmetic mean between b and 8, find the geometric mean between them.  The geometr…

Sequence and series

Derive formula to find nth term of arithmetic and geometric sequence Derive formula to find arithmetic and geometric mean

Theorems of circle

prove that inscribed angle is half of angle on center Prove that inscribed angles on same are are equal Prove that angle on semicircle is right angle…

Common difference and means of arithmetic series

Online unit test

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Find the distance between two parallel lines x - 3y =- 5 and 2x - 6y + 24 = 0

Can we see phases of moon if earth is stationary?