Solve the formula for the specified variable.A = 3?a2 for a
A. a = ± 
B. a = 
C. a = ±
D. a = ± 
Answer: C
Mathematics
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Use Venn diagrams to determine whether the following statements are equal for all sets A and B.B ? (A ? C), (B ? A) ? (B ? C)
A. equal B. not equal
Mathematics
Evaluate the expression for x = -2, y = 3, z = -4.11 - z2
A. 19 B. 88 C. -5 D. 27
Mathematics
Determine whether the two pairs of numbers are proportional.2.8, 4.3 and 4.5, 6.3
A. No B. Yes
Mathematics
Solve the problem.Barry originally had 12
yards of canvas awning fabric. After making awnings for the Jackson family, he had 5
yards remaining. How many yards of fabric did he use on the Jackson's awnings?
A. 5
yd
B. 8
yd
C. 7
yd
D. 6
yd
Mathematics