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deepaksoniGuru

Asked: July 1, 2021In: CBSE

Question 56. Let there be an A.P. with first term a and common difference d. If an denotes its nth term and Sn is the sum of first n terms, then find:(vii) k, if Sn = 3n2 + 5n and ak = 164.

This is an arithmetic progression based question from Chapter name- Arithmetic progressions In this question we have been given that there ...Read more

deepaksoniGuru

Asked: August 13, 2021In: CBSE

In a ΔABC, D and E are points on the sides AB and AC respectively such that DE || BC. If AD = 6 cm, DB = 9 cm and AE = 8 cm, Find AC.

Question extracted from RD sharma of class 10th, Chapter no. 4 Chapter name:- Triangles Exercise :- 4.2 This is very ...Read more

deepaksoniGuru

Asked: September 7, 2021In: CBSE

Check whether AD is the bisector of ∠A of ΔABC in each of the following: AB = 5 cm, AC = 10 cm, BD = 1.5 cm and CD = 3.5 cm

Question taken from RD sharma Class 10th Chapter no. 4 Chapter name:- Triangles Exercise :- 4.3 This is very basic ...Read more

AnilSinghBoraGuru

Asked: July 13, 2021In: NCERT Class 10th Maths

Check whether the first polynomial is a factor of the second polynomial by dividing the second polynomial by the first polynomial: (i) t2-3, 2t4 +3t3-2t2-9t-12 Q.2(1)

The important question of class 10th math. I don’t know how to solve this question. Its looking tough so please ...Read more

AnilSinghBoraGuru

Asked: July 14, 2021In: NCERT Class 10th Maths

Form the pair of linear equations in the following problems, and find their solutions (if they exist) by the elimination method: (i) If we add 1 to the numerator and subtract 1 from the denominator, a fraction reduces to 1. It becomes if we only add 1 to the denominator. What is the fraction? Q.2(1)

How i solve the question of pair of linear equations in two variables of 10th class math. I don’t know ...Read more

AnilSinghBoraGuru

Asked: July 14, 2021In: NCERT Class 10th Maths

Solve the following pair of linear equations: (i) px + qy = p – q qx – py = p + q Q.7(1)

Linear equations is the most important question of class 10th optional chapter of 3.7. Please help me for solving this ...Read more

AnilSinghBoraGuru

Asked: July 15, 2021In: NCERT Class 10th Maths

Which of the following are APs? If they form an A.P. find the common difference d and write three more terms.(xi) a, a2, a3, a4 … Q.4(11)

The best method for solving the problem of arithmetic progressions of exercise 5.1 of class 10th math, the easiest way ...Read more

1 … 70 71 72 … 360

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Question 56. Let there be an A.P. with first term a and common difference d. If an denotes its nth term and Sn is the sum of first n terms, then find:(vii) k, if Sn = 3n2 + 5n and ak = 164.

In a ΔABC, D and E are points on the sides AB and AC respectively such that DE || BC. If AD = 6 cm, DB = 9 cm and AE = 8 cm, Find AC.

Check whether AD is the bisector of ∠A of ΔABC in each of the following: AB = 5 cm, AC = 10 cm, BD = 1.5 cm and CD = 3.5 cm

Check whether the first polynomial is a factor of the second polynomial by dividing the second polynomial by the first polynomial: (i) t2-3, 2t4 +3t3-2t2-9t-12 Q.2(1)

Solve the following pair of linear equations: (i) px + qy = p – q qx – py = p + q Q.7(1)

Which of the following are APs? If they form an A.P. find the common difference d and write three more terms.(xi) a, a2, a3, a4 … Q.4(11)