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Algebra

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

Algebraic Manipulation and Factorization

Subtopic

Algebraic Manipulation and Factorization under Algebra for Grade 8 IGCSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Simplify: y2×y2×y2y^2 \times y^2 \times y^2.

    A.

    3y23y^2

    B.

    y6y^6

    C.

    y8y^8

    D.

    6y6y

  2. 2.

    Expand: 4(p+q+r)4(p + q + r).

    A.

    4p+4q+4r4p + 4q + 4r

    B.

    4pqr4pqr

    C.

    4p+q+r4p + q + r

    D.

    p+q+r+4p + q + r + 4

  3. 3.

    Factorize: 14+7n14 + 7n.

    A.

    7(7+n)7(7 + n)

    B.

    14(1+n)14(1 + n)

    C.

    2(7+n)2(7 + n)

    D.

    7(2+n)7(2 + n)

Download the worksheet for Algebra - Algebraic Manipulation and Factorization to practice offline. It includes additional chapter-level practice questions.

Solving Linear Equations

Subtopic

Solving Linear Equations under Algebra for Grade 8 IGCSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Calculate xx in the equation: x10=6\frac{x}{10} = 6

    A.

    16

    B.

    4

    C.

    0.6

    D.

    60

  2. 2.

    Solve the linear equation: 2n+7=172n + 7 = 17

    A.

    12

    B.

    10

    C.

    5

    D.

    7

  3. 3.

    Solve for xx: x−4=18x - 4 = 18

    A.

    14

    B.

    22

    C.

    20

    D.

    72

Download the worksheet for Algebra - Solving Linear Equations to practice offline. It includes additional chapter-level practice questions.

Linear Inequalities

Subtopic

Linear Inequalities under Algebra for Grade 8 IGCSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Solve the inequality: 2x+3<132x + 3 < 13

    A.

    x<8x < 8

    B.

    x>5x > 5

    C.

    x≤5x \le 5

    D.

    x<5x < 5

  2. 2.

    Find the solution to y−1.2≥0.8y - 1.2 \ge 0.8.

    A.

    y≥2y \ge 2

    B.

    y≤2y \le 2

    C.

    y≥0.4y \ge 0.4

    D.

    y>2y > 2

  3. 3.

    Solve the inequality: 10x≤5010x \le 50

    A.

    x<5x < 5

    B.

    x≥5x \ge 5

    C.

    x≤5x \le 5

    D.

    x≤40x \le 40

Download the worksheet for Algebra - Linear Inequalities to practice offline. It includes additional chapter-level practice questions.

Sequences and General Terms

Subtopic

Sequences and General Terms under Algebra for Grade 8 IGCSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Find the 9th term of the sequence with nn-th term formula n+9n + 9.

    A.

    18

    B.

    9

    C.

    0

    D.

    81

  2. 2.

    What is the next term in the sequence: 2,5,8,11,…2, 5, 8, 11, \dots?

    A.

    12

    B.

    13

    C.

    14

    D.

    15

  3. 3.

    What is the common difference in the sequence 3,1,−1,−3,…3, 1, -1, -3, \dots?

    A.

    2

    B.

    -2

    C.

    1

    D.

    -1

Download the worksheet for Algebra - Sequences and General Terms to practice offline. It includes additional chapter-level practice questions.

Coordinate Geometry: y = mx + c

Subtopic

Coordinate Geometry: y = mx + c under Algebra for Grade 8 IGCSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    What is the gradient of the line y=3(2x+1)y = 3(2x + 1)?

    A.

    3

    B.

    2

    C.

    6

    D.

    1

  2. 2.

    Find the y-intercept of the line y=2(x−5)y = 2(x - 5).

    A.

    2

    B.

    -5

    C.

    5

    D.

    -10

  3. 3.

    Rearrange y+4=−2xy + 4 = -2x to find the y-intercept.

    A.

    4

    B.

    -4

    C.

    -2

    D.

    2

Download the worksheet for Algebra - Coordinate Geometry: y = mx + c to practice offline. It includes additional chapter-level practice questions.

Simultaneous Equations (Introduction)

Subtopic

Simultaneous Equations (Introduction) under Algebra for Grade 8 IGCSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Solve the system: (y = x - 3) and (x + y = 7).

    A.

    (4, 1)

    B.

    (6, 3)

    C.

    (5, 2)

    D.

    (3, 0)

  2. 2.

    If (x + y = 22) and (x - y = 2), what is the value of (x)?

    A.

    10

    B.

    11

    C.

    12

    D.

    13

  3. 3.

    Solve: (x + y = 1) and (x - y = 1).

    A.

    (1, 0)

    B.

    (0, 1)

    C.

    (1, 1)

    D.

    (0, 0)

Download the worksheet for Algebra - Simultaneous Equations (Introduction) to practice offline. It includes additional chapter-level practice questions.

Algebra - IGCSE Grade 8 Maths Notes & Revision | Krit.club