Solve.What is the weight of the following piece if it is made of steel weighing 0.2833 pounds per cubic inch? The piece is solid. Round to the nearest hundredth.

Fill in the blank(s) with the appropriate word(s).


230.22 pounds


Mathematics

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Use mathematical induction to prove the statement is true for all positive integers n.5 +  +  + . . . +  = 6

What will be an ideal response?

Mathematics

Find f[g(x)] and g[f(x)].f(x) = 5x2; g(x) = x + 3

A. f[g(x)] = 5x2 + 30x + 45 g[f(x)] = 5x2 + 3 B. f[g(x)] = 5x2 + 45 g[f(x)] = 5x2 + 30x + 3 C. f[g(x)] = 5x2 + 3 g[f(x)] = 5x2 + 30x + 49 D. f[g(x)] = 5x2 + 30x + 3 g[f(x)] = 5x2 + 45

Mathematics

Solve. If needed, round money amounts to two decimal places and all other amounts to one decimal place.The population of a town is currently 37,000. This represents an increase of 80% from the population 5 years ago. Find the population of the town 5 years ago. Round to the nearest whole number if necessary.

A. 46,250 B. 20,556 C. 7400 D. 29,600

Mathematics

Find the area of the surface generated by revolving the curve about the indicated axis.  x = t + , y =  + t, -  ? t ? ; y-axis

A. 1330?
B. ?
C. 532?
D. ?

Mathematics