Find the product.(x2 + 2)2
A. x4 + 4x2 + 4
B. 4x4 + 4x2 + 4
C. x4 + 4
D. x2 + 4
Answer: A
Mathematics
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Find the indicated probability.If you flip a coin three times, the possible outcomes are HHH, HHT, HTH, HTT, THH, THT, TTH, TTT. What is the probability that the first two tosses come up the same?
A. 
B. 
C. 
D. 
Mathematics
Solve.132 - x - x2 > 0
A. -11 < x < 12 B. x < 11 or x > 12 C. x < -12 or x > 11 D. -12 < x < 11
Mathematics
Find the real solutions of the equation.x1/2 - 9x1/4 + 20 = 0
A. {5, 4} B. {-5, -4} C. {25, 16} D. {625, 256}
Mathematics
Use the protractor to find the measure of the angle. Then indicate if the angle is acute, right, obtuse, or straight.
A. 145°, obtuse B. 155°, obtuse C. 45°, acute D. 35°, acute
Mathematics