Factor using the ac-method.9x4 + 18x2 + 8
A. (3x2 + 1)(3x2 + 8)
B. (9x2 + 4)(x2 + 2)
C. (3x2 + 4)(3x2 + 2)
D. (3x2 - 2)(3x2 - 4)
Answer: C
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Complete the magic (addition) square.Use each number 52, 53, 54, 55, 56, 57, 58, 59, and 60 once.
A. 
B. 
C. 
D. 
Find the probability.When two balanced dice are rolled, there are 36 possible outcomes. Find the probability that either doubles are rolled or the sum of the dice is 6.
A. 
B. 
C. 
D. 
Use the figure to answer true or false for the following problems:
1. If m? 1 =80° , then m ? GBD =80° .
2. ? and ?DCF are supplementary
3. If m ?3 = 35°, then m ?ECF = 35°
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4. D is on EC
5. BD+CE=BE .
6. C is the vertex of ?3.
Find the vertex of the parabola.
?
?
Please enter your answer as an ordered pair.
What will be an ideal response?