What is the best estimate for 3 + (-14.9)(-2.3)? 48 31 33 36
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The best estimate for 3 + (-14.9)(-2.3) is calculated as follows.
The product of -14.9 and -2.3 is 34. The product of the two numbers is exactly 34.27 but considering the rule when multiplying two values, the product must follow the least significant figures between the two values. The first number has three significant figures while the second has two. Thus, the product must have two significant figures which is 34.
Thus, 3 + (-14.9)(-2.3) =3+34=37.
the best estimate for the given expression among the choices is a 36.
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