Questions :
1) 25n2 Solution
2) 18xy Solution
3) 12y Solution
4) 21y2 Solution
5) 81a Solution
6) 92q Solution
7) 36x3 Solution
8) 24h Solution
9) 48x2 Solution
10) x2y3 Solution
11) 9a2 - 18a Solution
12) x3 - 5x2 Solution
13) 9x2 - 36 Solution
14) 8x2 + 72x Solution
15) 8x2 - 80x Solution
16) 16a5b3 + 32a4 Solution
17) 11m2 - 99m Solution
18) x2 + x3 + x4 Solution
19) 36x3 / 42 x2 Solution
20) 16p2 / 28 p Solution
21) 32n2 / 24n Solution
22) 70n2 / 28n Solution
23) (2r - 4) / (r - 2) Solution
24) 45/(10a - 25) Solution
25) (15 a - 3)/24 Solution
26) (x - 4)/(3x2 - 12x) Solution
27) 27/(27x + 18) Solution
28) (4x - 4) / (6x - 20) Solution
1) 5 ⋅ 5 ⋅ n ⋅ n
2) 2 ⋅ 3 ⋅ 3 ⋅ x ⋅ y
3) 2 ⋅ 2 ⋅ 3 ⋅ y
4) 3 ⋅ 7 ⋅ y ⋅ y
5) 3 ⋅ 3 ⋅ 3 ⋅ 3 ⋅ a
6) 2 ⋅ 2 ⋅ 23 ⋅ q
7) 2 ⋅ 2 ⋅ 3 ⋅ 3 ⋅ x ⋅ x ⋅ x
8) 2 ⋅ 2 ⋅ 2 ⋅ 3 ⋅ h
9) 2 ⋅ 2 ⋅ 2 ⋅ 2 ⋅ 3 ⋅ x ⋅ x
10) x ⋅ x ⋅ y ⋅ y ⋅ y
11) 9 a (a - 2)
12) x2 (x - 5)
13) 9 (x + 2)(x - 2)
14) 8 x(x + 9)
15) 8 x (x - 10)
16) 16a4(ab3 + 2)
17) 11m (m - 9)
18) x2 (1 + x + x2 )
19) 6x/7
20) 4p/7
21) 4n/3
22) 5n/2
23) 2
24) 9/(2a - 5)
25) (5a - 1)/8
26) 1/3x
27) 3/(3x + 2)
28) 2(x - 1)/(3x - 10)
Factor each of the following.
1) 4x + 24y Solution
2) 2x2 – 8x Solution
3) x2 – 3x Solution
4) 3a + 6ab + 9a2 Solution
5) ab + bc - 2b Solution
6) 3(x – 6) + d(x – 6) Solution
7) 2x(x + 4) + 3x + 12 Solution
8) 4x2y3 + 6x3y2 Solution
9) x2 + 5x + 6 Solution
10) x2 - 15x + 56 Solution
11) x2 + 2x - 15 Solution
12) x2 - x - 20 Solution
13) 2x2 + 9x + 9 Solution
14) 3x2 + x - 4 Solution
15) x2 + 8x + 16 Solution
16) x2 + 6xy + 9y2 Solution
17) 4a2 - 20ab + 25b2 Solution
18) 9m2 - 16n2 Solution
19) a2b2 - c2d2 Solution
20) x4 - y4 Solution
21) x3 + 3x2 + 6x + 18 Solution
22) x3 + 2x2 - 9x - 18 Solution
1) 4(x + 6y)
2) 2x(x - 4)
3) x(x - 3)
4) 3a(1 + 2b + 3a)
5) b(a + c – 2)
6) (x – 6)(3 + d)
7) (x + 4)(2x + 3)
8) 2xy(2x + 3y)
9) (x + 2)(x + 3)
10) (x - 7)(x - 8)
11) (x - 3)(x + 5)
12) (x - 5)(x + 4)
13) (2x + 3)(x + 3)
14) (x - 1)(3x + 4)
15) (x + 4)(x + 4)
16) (x + 3y)(x + 3y)
17) (2a - 5b)(2a - 5b)
18) (3m + 4n)(3m - 4n)
19) (ab + cd)(ab - cd)
20) (x2 + y2)(x + y)(x - y)
21) (x + 3)(x2 + 6)
22) (x + 2)(x + 3)(x - 3)
Factoring the following expressions with four terms
1) x2 + 4x – 5x - 20 Solution
2) x2 - 7x + 3x - 21 Solution
3) x2 - 3x + 2x - 6 Solution
4) x2 - 6x - 3x + 18 Solution
5) x2 + 7x - 9x - 63 Solution
6) 2x2 + x - 6x - 3 Solution
7) 3x2 + 2x - 12x - 8 Solution
8) 4x2 - 3x - 8x + 6 Solution
9) 9x2 + 4x - 9x - 4 Solution
10) 5x3 + 25x2 + 2x + 10 Solution
11) x3 + 2x2 + 3x + 6 Solution
12) x3 - 6x2 + 4x - 24 Solution
13) x3 - 4x2 - 5x + 20 Solution
14) x3 - 5x2 - 2x + 10 Solution
15) x3 + 4x2 + 5x + 20 Solution
16) x3 + 2x2 - 3x - 6 Solution
17) x3- 2x2 - 5x + 10 Solution
1) (x + 4) (x – 5)
2) (x - 7) (x + 3)
3) (x - 3) (x + 2)
4) (x - 6) (x - 3)
5) (x + 7) (x - 9)
6) (2x + 1) (x - 3)
7) (3x + 2) (x - 4)
8) (4x - 3) (x - 2)
9) (9x + 4) (x - 1)
10) (5x2 + 2) (x + 5)
11) (x2 + 3) (x + 2)
12) (x2 + 4) (x - 6)
13) (x2 - 5) (x - 4)
14) (x2 - 2) (x - 5)
15) (x2 + 5) (x + 4)
16) (x2 - 3) (x + 2)
17) (x2 - 5) (x - 2)
Question 1 :
Solve the following quadratic equations by factorization method :
√2x2 + 7x + 5√2 = 0
Question 2 :
Solve the following quadratic equations by factorization method :
10x2 - x - (1/5) = 0
Question 3 :
The number of volleyball games that must be scheduled in a league with n teams is given by G (n) = (n2 - n)/2 where each team plays with every other team exactly once. A league schedules 15 games. How many teams are in the league?
Question 4 :
Victor is y years old. His brother Fred is four years old than Victor. The product of their ages is 780.
(a) Set up an equation to represent this information.
(b) Solve your equation from (a) to find Victor’s age.
Question 5 :
A rectangular field is 30m longer than wide. The area of the field is 8800 m² Work out the perimeter of the field.
Question 6 :
Shown is a right angled triangle. Show that
11x² − 62x − 105 = 0
and solve for x.
Question 7 :
Shown is a right angled triangle with sides are measured in centimeters.
(a) Show that x² − 5x − 14 = 0
(b) Solve for x.
Question 8 :
The surface area of the cuboid is 270 cm².
(a) Show x² + 4x − 45 = 0
(b) Solve for x
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