Multiply.80 ? 5
A. 85
B. 405
C. 400
D. 395
Answer: C
Mathematics
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Use DeMorgan's laws or a truth table to determine whether the two statements are equivalent.(q ? p) ? (p ? q), (q ? p)
A. Not equivalent B. Equivalent
Mathematics
Solve. Remember to insert units when writing your answer.Harry caught a fish weighing 35 lb 15 oz and then caught a second fish weighing 
How much more did the first fish weigh?
A. 44 lb 9 oz B. 43 lb 9 oz C. 26 lb 5 oz D. 27 lb 5 oz
Mathematics
Determine the number and type of solutions.x2 - 8x + 7 = 0
A. 1 real solution B. 2 real solutions C. 2 imaginary solutions
Mathematics
Find the eccentricity e of the hyperbola.16x2 - y2 = 1
A. 17
B. 4
C. 
D. 
Mathematics