### CBSE XI Science Mathematics Complex Numbers and Quadratic Equations

## The maths. problem is attached. Please send the complete solution step by step.

**sudhanshubhushanroy**26th November 2017 6:03 PM

### CBSE X Mathematics Arithmetic Progression

## the sum of the first n terms of an AP is 4n^2 +5n. find the AP

**fernandeschristine01**6th December 2017 10:36 AM

### CBSE XI Science Mathematics Sequences and Series

## question is attached. Please send step by step complete solution.

**sudhanshubhushanroy**10th December 2017 4:01 AM

### ICSE X Mathematics Arithmetic Progression

## The p the term of an AP is 20 and its q th term is 10. Show that the sum of its first (p+q) terms is (p+q)/2 {30+10/(p-q)}

**Raj Shekhar**6th January 2018 6:39 AM

### CBSE X Mathematics Arithmetic Progression

## Answer the following

**tultuldutta58**8th January 2018 3:22 AM

### CBSE X Mathematics Arithmetic Progression

## Answer the following

**tultuldutta58**8th January 2018 3:23 AM

### CBSE X Mathematics Arithmetic Progression

## Answer the following

**tultuldutta58**8th January 2018 3:23 AM

### CBSE X Mathematics Arithmetic Progression

## Answer the following

**tultuldutta58**8th January 2018 3:23 AM

### CBSE X Mathematics Arithmetic Progression

## Answer the following

**tultuldutta58**8th January 2018 3:30 AM

### CBSE X Mathematics Arithmetic Progression

## Answer the following

**tultuldutta58**8th January 2018 3:31 AM

### CBSE X Mathematics Arithmetic Progression

## Answer the following

**tultuldutta58**8th January 2018 3:33 AM

### CBSE X Mathematics Arithmetic Progression

## Answer the following

**tultuldutta58**8th January 2018 3:34 AM

### CBSE XI Science Mathematics

## Write the remainder obtained when 1!+2!+3!+......+200! Is divisible by 14

**imnikuaj**13th February 2018 7:56 AM

### ICSE X Mathematics Arithmetic Progression

## The sum of n terms of a sequence is an^2+bn , show that the sequence is an AP.

**om030402**14th February 2018 10:02 PM

### CBSE X Mathematics Arithmetic Progression

## Sum of the first n terms of AP is 3n^2/2 + 13n/2. Find the nth term of the AP (Substitution method not allowed)

**manasvi.gopani**18th February 2018 4:40 PM

### CBSE X Mathematics Arithmetic Progression

## 27. If the ratio of the sum of the first n terms of two A.Ps is (7n + 1) : (4n + 27), then find the ratio of their 9th terms.

**ayushshandilya83**22nd February 2018 9:44 AM

### CBSE IX Mathematics Lines and Angles

## In triangle ABC, AE is the bisector of angle BAC and AD is perpendicular to BC. Show that angle DAE is equal to 1/2(angle C- angle B).

**mandaokar**26th February 2018 8:44 PM

### CBSE X Mathematics Arithmetic Progression

## Find the sum of all 3-digit numbers which leave remainder 3 when divided by 5.

**Vivek.d8765**28th February 2018 8:01 AM

### ICSE IX Mathematics

## if O is centre of circle,find angle RQT and RTQ

**nisha_vini29**6th March 2018 12:28 PM

### CBSE X Mathematics Arithmetic Progression

## Q no 9

**sucharitasahoo1**27th March 2018 4:03 AM

### CBSE X Mathematics

## Please solve this question

**vikasg13.hardware**23rd June 2018 5:36 PM

### CBSE IX Mathematics

## Please answer this question

**Girishdhawan**1st July 2018 3:16 PM

### CBSE XII Science Mathematics

## Find the sum of 500 arithmetic means between 3/2 and 7/2

**rushabhjain.avv**18th November 2018 4:45 PM

### ICSE VIII Mathematics

## A lends ₹2500 to B and a certain sum to C at the same time at 7% per annum simple interest . If,after 4 years , A altogether receives ₹1120 as interest from B and C , find the sum lent to C

**1aadi.kundnani**29th November 2018 1:25 AM

### ICSE X Mathematics Arithmetic Progression

## Find five numbers in A.P whose sum is 12 and the ratio of the first to the last terms is 2:3.

**krcraju1973**5th June 2019 7:08 AM

### CBSE X Mathematics Arithmetic Progression

## If the number in AP are such that their sum is 50 and the greatest number is 4 times the list then the number are

**manjeet512.email.com**8th July 2019 9:58 PM

### CBSE VII Mathematics The Triangle and Its Properties

## The two angles of a triangle are equal and third measures 70degree . Find the measures of each of the unknown angles

**Laigvjy**14th September 2019 8:54 PM

### CBSE X

## In text book (x - MSB) the answer foor problem " Find the sum of all even numbers from 1 to 350" answer is given as 30450. This answer is arrived only if we exclude number 350. Why should we exclude 350 when it is an even number? Pl. answer.

**Ampra1952**15th September 2019 10:23 PM