Example 2:
Factorise x 2 - 15x + 1..
Example 2:
Factorise x 2 - 7x + 1..
Example 2:
The following are examples of an infinite set. Set of all points on a line segment of 2cm. Set of all similar triangles in a plane. Set of rational numbers between the integers 1 and 2 {x : x I and x > 2} {x: x is an even number..
Example 2:
If x:y=3:4 find value of (4x+3y) : (2x+5y..
Step 2:
Let (1) be true for n = k (2..
Let (1) be true for n = k (2..Note 2:
n C 0 , n C 1 , ..... n C n are called binomial coefficients. n C 0 , n C 2 n C 4 , ..... are called even binomial coefficients. n C 1 , n C 3 , n C 5 .... are called odd binomial coefficient..
Question 2
Question: For given sequence, suggest possible next three terms and find the general term. 7,11,15,... Answer: First term=7, Common difference =11 -7 = 15 - 11 = 4 The three terms form an A.P. Next three terms are 15 + 4 = 19, 19 + 4 = 23, 23 + 4 = 27 General term is = a + (n-1) d = ..
Question: For given sequence, suggest possible next three terms and find the general term. 7,11,15,... Answer: First term=7, Common difference =11 -7 = 15 - 11 = 4 The three terms form an A.P. Next three terms are 15 + 4 = 19, 19 + 4 = 23, 23 + 4 = 27 General term is = a + (n-1) d = ..Rule 2:
If n N, then ..
If n N, then ..Note 2:
..
..Note 2:
If a and b are positive numbers, then the above method can also be applied to find the numerically greatest term in the expansion of (a - b) n..
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