| 1 |
2(a2 + b2) = ? |
- A. (a2 + b2) -4ab
- B. (a + b)2 + (a - b)2
- C. (a + b ÷ c)2
- D. (a + b)2 - (a - b)2
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| 2 |
The lowest term of 8x2y2/12xy5 is: |
- A. 2x2/3y3
- B. 3x3/2y2
- C. 3x2/2y3
- D. 4c2/9y3
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| 3 |
if x2 = a, then: |
- A. x = a
- B. x = ±a
- C. x = √a
- D. x = ±√a
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| 4 |
Type of algebraic expressions are: |
- A. Polynomial , Rationa expression
- B. Rational expression, irrational expression
- C. irratioanal expressional , Polynomial
- D. Polynomial , Rational expression , Irational expression
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| 5 |
if P(x) = 4x3 +3x2 + 5x + 1, then P(1) as: |
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| 6 |
x + 5/x2 - 6x - x/x - 6 =? |
- A. 5 - x - x2/x2 -6x
- B. 5 + x - x2/x2 -6x
- C. 5 + x - x2/x2 +6x
- D. x2 - 6x/5 + x- x2
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| 7 |
An expression which involves numbers and letters together with operational signs is called: |
- A. Polynomial
- B. Algebraic expression
- C. rational expression
- D. Irrational expression
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| 8 |
An irrational number that contains a radical sign is called: |
- A. Polynomial
- B. surd
- C. equality
- D. inequality
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| 9 |
An expression which can be written in the form of P(x)/Q(x , Q (x)≠0, Where P(x) and Q(x) are polynomials in ''x'' is called a: |
- A. irraational expression
- B. rational expression
- C. proper rational expression;
- D. improper rational expression
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| 10 |
Which of the following is a pure surd? |
- A. 4√3
- B. 5√7
- C. 1/7√3
- D. 4
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