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alex41 [277]
3 years ago
5

310-(30x7)=5xk solve for k

Mathematics
1 answer:
NeX [460]3 years ago
8 0

Answer K= 20/x

Step-by-step explanation:

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Given: f(x) = x - 7 and h(x) = 2x + 3
LenKa [72]

<u>ANSWER</u>


h(f(x))=2x-11


<u>EXPLANATION</u>


Given f(x)=x-7


and

h(x)=2x+3


We want to find


h(f(x))=h(x-7)

This means we substitute the function f in to another function h and evaluate.

This implies that;

h(f(x))=2(x-7)+3


We expand the parenthesis to obtain;


h(f(x))=2x-14+3

We simplify further to obtain;

h(f(x))=2x-11


Hence the correct answer is A

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For the following geometric sequence find the explict formula -1 ,3, -9.
Afina-wow [57]

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Step-by-step explanation:

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3 years ago
What are the coordinates of the fourth point that could be connected with (–8, 0), (1, 0), and (1, –5) to form a rectangle? (___
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A right circular cylinder has a height of 20 1/2 ft and a diameter 1 1/5 times its height.
AfilCa [17]
  • Height=h=20-1/2=20.5ft
  • Diameter=1-1/5=1.2
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\\ \sf\longmapsto V=\pi r^2h

\\ \sf\longmapsto V=3.14(0.6)^2(20.5)

\\ \sf\longmapsto V=3.14(0.36)(20.5)

\\ \sf\longmapsto V=23.17ft^3

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