The total gain for the system below is:
a. 6.67
b. -1.98
c. 6.24
a. 6.67
Mathematics
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Find the product.7x3(7x6 - 1)
A. 49x6 - 7 B. 49x9 - 7x3 C. 42x3 D. 49x9 - 1
Mathematics
Find the following using a calculator. Round to four decimal places.ln 200
A. 2.3010 B. 5.2983 C. 0.1882 D. 73.8007
Mathematics
Suppose you are given 12 coins, one of which is counterfeit and weighs a little more or less than the real coins. Using a two-pan balance scale, what is the minimum number of weighings necessary to find the counterfeit coin? ?
A. 7 weighings B. 3 weighings C. 1 weighings D. 4 weighings E. 6 weighings
Mathematics
Find the coordinates of the vertex of the quadratic function.f(x) = (x + 5)2 + 9
A. (-9, 5) B. (9, -25) C. (9, -5) D. (-5, 9)
Mathematics