2013
Mathematics
67ca00ce0c643c71d77dee1f
If a binary operation * is defined by x * y = x + 2y, find 2 * (3 * 4)
A.
24
B.
16
C.
14
D.
26
Correct Answer: 24
Explanation
x * y = x + 2y (given) 3 * 4 = 3 + 2(4) = 11 Hence, 2 * (3 * 4) = 2 * 11 = 2 + 2(11) = 2 + 22 = 24
x * y = x + 2y (given) 3 * 4 = 3 + 2(4) = 11 Hence, 2 * (3 * 4) = 2 * 11 = 2 + 2(11) = 2 + 22 = 24THIS WEEK's
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