| 1 |
A linear equation always has: |
- A. Three roots
- B. Two roots
- C. One root
- D. No root
|
| 2 |
90.5% in common fraction: |
- A. 0.9
- B. 10/9
- C. 9/10
- D. 181/200
|
| 3 |
The sign of every equation is: |
- A. ≠
- B. =
- C. <u>></u>
- D. <u><</u>
|
| 4 |
5x - 2 = 10 is a |
- A. Open sentence
- B. Right sentence
- C. False sentence
- D. Equation
|
| 5 |
A linear equation consist of roots |
- A. One
- B. Two
- C. Zero
- D. Three
|
| 6 |
Formula to calculate compounded amount is: |
- A. P(1 + i)<sup>n</sup>
- B. P(1 + i)<sup>-n</sup>
- C. R (1 + i)
- D. P (1 - i)<sup>n</sup>
|
| 7 |
Both sides of an equation are joined by |
- A. >
- B. <
- C. =
- D. <span style="color: rgb(0, 0, 0); font-family: 'Lucida Sans Unicode', 'Lucida Grande', sans-serif; font-size: 18px; line-height: 23.390625px;">≠</span>
|
| 8 |
The solution set for a quadratic equation x<sup>2</sup> -8x + 15 is |
- A. (3, 5)
- B. (-3, -5)
- C. (3, -5)
- D. (-5, 3)
|
| 9 |
If 3<sup>2x</sup> + a = 10 3<sup>x</sup> in transformed from is y<sup>2</sup> + 9 = 10y, then the transformation is: |
- A. 3<sup>2x</sup> = y
- B. 3<sup>x</sup> = y
- C. 1/3<sup>x</sup> = y
- D. None of these
|
| 10 |
1 : 3 is same as: |
- A. 3 to 1
- B. 3 : 8
- C. 1 to 3
- D. None of the above
|
