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Kerala (English Medium) Questions

Total Questions 4624
The sum of the 8th and 18th terms of an arithmetic sequence is 80. a)What is the sum of its first and 25th terms? b)Calculate the sum of its first 25 terms. c)Find the 13th term of the sequence.
The sum of the squares of two consecutive odd numbers is 290. a)If an odd number is written as x, what is the next odd number? b)Write the given facts as an equation and find the numbers.
Question by anitta 05\10\2012 WHAT IS BALACING EQUATION? EXPLAIN.
HOW TO FIND INTEGRAL OF 1/1-tanx , 1/1+cotx
THE RULE IN THE CONDUCT OF ELECTIONS RULES, 1961, THAT PERMITS CITIZENS TO REGESTER A NULL VOTE IS a)RULE 49-O c)RULE 59-O b)RULE 49-P d)RULE 29-M
who was the father of biology?
which is the hardest substance in our human body?
A circle is drawn with diameter AB & a point is chosen on it with angle ABP=60 and it is found that BP=6cms. a)ap=? b)area=?
1. what is the sum of the first 'n'natural number? 2. find the sum to 'n' terms of the series?. 3*8+6*11+9*14+......
show that tanX*tan2X*tan3X=tan3X-tan2X-tanX?
WHAT IS THE FUNCTIONS OF AURICLES AND VENTRICLES ?
if the radius of a sphere is measured as 7m with an error of .02m,then find the approximate error in calculating its volume?
using diffential find the approximate values a)root 25.3 b)root 49.5 c)(.009)^1/3 d)(.999)^1/10 e)(26)^1/3 f)(255)^1/4 g)(82)^1/4 h)(401)^1/2 i)(.0037)^1/2 j)(81.5)^1/4 k)(3.968)^3/2 l)(32.15)^1/5
find the equation of the normal at the point (am square,am cube)for the curve ay square=xcube
find the slope of the tangent to the curve y=xcube-3x+2 at the point whose x cordinate is 3
find the slope of the tangent to the curve y=x-1/x-2,x not equal to 2 at x=10
find the slope of the tangent to the curve y=3x^4-4x at x=4
show that the function f is given by f(x)=sinx is a)strictly increasing in(0,pi/2) b)strictly decreasing in (pi/2,pi). c0neither increasing nor decreasing in (0,pi).
show that the function f(x)=e^2x is strictly increasing on R.
show that the function f(x)=3x+17is strictly increasing on R?