Find the product. (-2)(-5)
A. 7
B. 10
C. -7
D. -10
Answer: B
Mathematics
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Find the absolute value of the complex number.-5i
A. -5 B. 5 C. 5i D. 25
Mathematics
Use a formula to write an equation for each problem, then solve it.An artist decided to produce a painting with a width of 19 inches and a perimeter of 114 inches. What is its length?
A. length = 19 in. B. length = 57 in. C. length = 38 in. D. length = 76 in.
Mathematics
Find the cardinality of the set {15, 30, 60, 120, 240}.
a. 465 b. 15 c. 240 d. 5 e. 60
Mathematics
Solve. Clear decimals first.6.42x + 51.36 = 4.28x + 34.24
A. -16 B. 8 C. -8 D. 16
Mathematics