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3 years ago

Evaluate g(x)=1/5(1/3)^x for x=2

Mathematics

1 answer:

Shalnov [3]3 years ago

5 0

Answer:

$\frac{1}{45}$

Step-by-step explanation:

Substitute x = 2 into g(x) and evaluate

g(2) = $\frac{1}{5}$ × ( $\frac{1}{3}$ )²

= $\frac{1}{5}$ × $\frac{1}{9}$ = $\frac{1}{45}$

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I don't understand this factorisation <br> a2+ 4a+3

Tomtit [17]

Answer:

$\boxed{\sf (a + 3)(a + 1)}$

Step-by-step explanation:

$\sf Factor \: the \: following: \\ \sf \implies {a}^{2} + 4a + 3 \\ \\ \sf The \: factors \: of \: 3 \: that \: sum \: to \: 4 \\ \sf are \: 3 \: and \: 1. \\ \\ \sf So, \\ \sf \implies {a}^{2} + (3 + 1)a + 3 \\ \\ \sf \implies {a}^{2} + 3a + a + 3 \\ \\ \sf \implies a(a + 3) + 1(a + 3) \\ \\ \sf \implies (a + 3)(a + 1)$

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3 years ago

Find the area and perimeter

mihalych1998 [28]

Answer:

Area=2232 square ft

Perimeter=206 ft

Step-by-step explanation:

given

the diagram is a rectangle

length=72 ft

width=31 ft

we know that

formula of the area of rectangle= length × width

Area=72×31 square ft

Area=2232 square ft

Now calculate the perimeter

perimeter of rectangle=2(length+width)

perimeter=2(72+31)

perimeter=2(103)

perimeter=206 ft

6 0

1 year ago

Gina can run 21 laps in 7 minutes.what is her average running rate in laps per minute

ivann1987 [24]

Average running time = $\frac{laps run}{time taken}$
= $\frac{21 laps}{7 mins}$
= 3 laps / min

5 0

3 years ago

Read 2 more answers

2 (x + 5) = } (x – 4)?<br> Help

Vanyuwa [196]

Answer:

X= -14

Step-by-step explanation:

So we can first simplify the equation

2x+10=x-4

Now just solve i normally

x+10=-4

x=-14

So x is -14

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3 years ago

Wells Fargo has realized that they lose home mortgage business to other banks that can process the loan applications with less v

-BARSIC- [3]

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Step-by-step explanation:

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2 years ago