2. 外语
  3. Find an algebraic expression to represent each of the following. (a)The square of y is subtracted from 5, and the result is mult

Find an algebraic expression to represent each of the following. (a)The square of y is subtracted from 5, and the result is mult

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问题 Find an algebraic expression to represent each of the following.
(a)The square of y is subtracted from 5, and the result is multiplied by 37.
(b)Three times x is squared, and the result is divided by 7.
(c)The product of(x + 4)and y is added to 18.
选项
答案(a)37(5-y2), or 185-37y2 (b)[*] (c)18 +(x + 4)(y), or 18 + xy + 4y
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