Solve the problem.How many of the numerals 81, . . . , 89 have horizontal reflection symmetry? Consider the numeral 1 as a vertical segment ?.
A. 2
B. 3
C. 4
D. 5
Answer: B
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Solve the problem.John is going on vacation and plans to take between 4 and 7 shirts and 2 or 3 pairs of pants. Additionally, space in his luggage dictates that he take no more than a total of 7 shirts and pants. Graph the possible number of shirts and pants he will take. number of pants
number of shirts
A. number of pants
number of shirts
B. number of pants
number of shirts
C. number of pants
number of shirts
D. number of pants
number of shirts
Solve the problem.Determine if the number is a perfect square.49
A. No B. Yes
Solve the system.x = y2 - 6x = y2 - 6y
A. (5, 1) B. (-5, 1) C. (-5, -1) D. (1, -5)
Find the sum of the arithmetic series using a formula.The first 42 terms of the series whose terms are an = 4n
A. S42 = 3669 B. S42 = 7224 C. S42 = 3612 D. S42 = 3597