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Questions in mathematics

[Done] \(\left(\frac{1}{3}-2\right)^3=\)

[Done] Solve $\log (7 x+3)=2$. Round to the nearest thousandth if necessary.

[Done] What is the vertex of the function [tex]f(x)=x^2+12 x[/tex]? A. [tex](6,-36)[/tex] B. [tex](-6,0)[/tex] C. [tex](6,0)[/tex] D. [tex](6,-36)[/tex]

[Done] Simplify. $-2 x y z(x y+3 y z)$ A. $-2 x^2 y^2 z-6 x y^2 z^2$ B. $-2 x^2 y^2 z+3 y^2$ C. $-2 x^2 y^2+3 y^2$ D. $-2 x^2 y^2 z+6 x y^2 z^2$

[Done] What is the inverse operation of adding 11? A. dividing by 11 B. subtracting 11 C. multiplying by 11 D. adding 11

[Done] Class five cine seats are to share 150. They are in the ratio of 2 to [tex]$2^2$[/tex]. Find the number in them.

[Done] It takes one day for Peter Gibbons to complete a TPS report and attach the cover sheet. During that day, Peter spends about 15 minutes performing actual work and the other 7 hours and 45 minutes spacing out. Peter's percent value added time is: (A) 97% (B) 3% (C) 75% (D) 25%

[Done] Priya divides one integer by another integer and gets 0.353535.... as result. a) What kind of decimal number is her answer?

[Done] Write a number sentence for the following: David picked 112 cabbages. He packed 8 cabbages to each bag to send to the market. Total, he sent 14 bags to the market.

[Done] e.) $(a+b)^2 \times(a+b)^{-2}$