Time sure passes when you're procrastinating. My math homework is due tommorow. so answer please, with solutions to how you got the answer.
Multiple Choice. Choose the letter of the best answer. Write the chosen
letter on space before each number.
____1. You can answer a quadratic equation in the form of ax²+c=0 by?
A. Isolating C. Extracting the Square Roots B. Elimination
D. Divide both by a
____2. What is the form of quadratic equation when b=0?
A. ax²+c=0 C. ax²+bx+c=0
B. ax²+b+c=0 D. ax²+bx+cx=0
____3. Which of the following is equal to x² =
100? A. 10 C. -10,-10 B.-10 D. 10,-10
____4. What are the factors of the quadratic equation x² – 6x = - 8?
A. (x + 4) (x – 2) C. (x + 4) (x + 2)
B. (x - 4) (x - 2) D. (x – 4) (x + 2)
____5. One of the roots of 2x²-5x-3=0 is -1/2 what is the other root?
A. 3 C. 5
B. -3 D. -5
___6. Which of the following is equal to x² -121= ?
A. 11 C. -11,-11
B.-11 D. 11,-11
___7. It is important that in factoring you set first the equation in_________.
A. standard form C. substituting the given C. factored form
D. all of the above