alleryThe common difference of the AP 3, 1, −1, −3, … is:
- −1
- −2
- 2
- −3
Show answer and solution
Correct answer: B. −2
1−3 = −2, so d = −2.
Andhra Pradesh SSC (Class 10) Algebra: Simultaneous Linear Equations & Quadratics — practice questions — page 2
Explore 43 free Algebra: Simultaneous Linear Equations & Quadratics questions in Andhra Pradesh SSC (Class 10) Mathematics. Open each question or exercise to read its content, reference answers and available explanation.
Practise Algebra: Simultaneous Linear Equations & Quadratics with Quill →Algebra: Simultaneous Linear Equations & Quadratics questions and exercises with answers
Showing questions 31–43 of 43.
The common difference of the AP 3, 1, −1, −3, … is:Read the answer and worked solution →Which of these is NOT an AP?Read the answer and worked solution →Find the distance of (3, 4) from the origin.Read the answer and worked solution →For ax² + bx + c, the sum of roots equals:Read the answer and worked solution →A polynomial of degree 2 is called a:Read the answer and worked solution →In triangle ABC right-angled at B, BD is perpendicular to AC. If AB = 5 cm and BC = 12 cm, then BD equalsRead the answer and worked solution →The diagonals of a rhombus are 16 cm and 30 cm. The length of each side isRead the answer and worked solution →The altitude AD of an equilateral triangle ABC of side length a isRead the answer and worked solution →If sin θ = 1/2, then θ equals:Read the answer and worked solution →CLASS10 · Mathematics · Standard Angle ValuesRead the answer and worked solution →Two consecutive integers 11 and 13 are the central terms of an even-n sorted list. The median is:Read the answer and worked solution →In triangle ABC, points P and Q are on AB and AC such that PQ is parallel to BC. If AP = x, PB = 6, AQ = 4, QC = 9, then x equalsRead the answer and worked solution →If a point is reflected in the y-axis, the new co-ordinates of (a, b) becomeRead the answer and worked solution →
Worked practice questions
Which of these is NOT an AP?
- 0, 5, 10, 15, …
- 1, 3, 5, 7, …
- −2, 2, 6, 10, …
- 1, 2, 4, 8, …
Show answer and solution
Correct answer: D. 1, 2, 4, 8, …
Option D has differences 1, 2, 4 — not constant. It is a GP, not an AP.
The other three are APs with d = 4, 5, 2 respectively.
Find the distance of (3, 4) from the origin.
- 3
- 5
- 7
- 4
Show answer and solution
Correct answer: B. 5
√(3² + 4²) = √25 = 5. The 3–4–5 right triangle.
How to practise
- Choose a Algebra: Simultaneous Linear Equations & Quadratics question and try to work out your answer.
- Open the question to check the correct answer and read its worked solution.
- Continue in the app for bite-sized lessons, explanations and review with Quill. You can start without creating an account.
Put it into practice
Continue with Algebra: Simultaneous Linear Equations & Quadratics practice for Andhra Pradesh SSC (Class 10). Read explanations as you go. No signup form needed to start.
Practise Algebra: Simultaneous Linear Equations & Quadratics →