Algebra Question and Answers 6 ExamCompetition

Algebra Practice Questions & Answers

-1 vote

Asked on 2019-07-14 00:00:43 by | Votes -1

Expand: (W - 9)²

1). (W² - 9w + 81)
2). (W² - 9w + 18)
3). (W² - 18w + 81)
4). (W² - 18w - 81)

0 vote

Asked on 2019-07-13 19:34:57 by | Votes 0

If a³ + b³ = 72 and ab = 8, then what is the value of a + b?
1). 2
2). 5
3). 6
4). 3

-1 vote

Asked on 2019-07-13 16:49:46 by | Votes -1

Find the quadratic equation whose roots are 3 more than the roots of the equation x² – 2x – 24 = 0.

1). x² – 8x- 9 = 0
2). x² – 8x – 16 = 0
3). x² + 12x – 36 = 0
4). x²– 6x + 16 = 0

1 vote

Asked on 2019-07-13 14:57:23 by | Votes 1

If a - b = - 7 and a² + b² = 85, then find ab.

1). 18
2). -30
3). -44
4). -60

0 vote

Asked on 2019-07-13 10:53:53 by | Votes 0

In the following question two equations are given. You have to solve these equations and determine relation between x and y.

I. x² + 24x - 217 = 0

II. y² - 48y + 287 = 0
1). x < y
2). x > y
3). x ≤ y
4). x ≥ y