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Anarel [89]
3 years ago
7

Iready algebra expressions with exponents evaluate the expression 2b’3+5 when b = 3 help

Mathematics
1 answer:
Mashutka [201]3 years ago
7 0

Answer:

when you substitude 3 for b in (2b^3)+5 this should equal 23

Step-by-step explanation:

(2b^3) +5

(2(3)^3) +5

(2(9)) +5

(18) +5

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Possible side lengths for a rectangular frame are 6 inches, 10 inches, and 12 inches
alexdok [17]

Answer:

A

Step-by-step explanation:

You have to times all of them to see the results. For example...

A. 48inches(6x8), 50inches(5x10), 48inches(12x4)

B. 42,50,48(42 is not within 45-50 inches so it can't be B)

C.48,40,48(40 is not within 45-50 inches so it can't be C)

D.42,48,50,48(42 is not within 45-50 inches so it can't be D)

meaning it's A

3 0
3 years ago
Por que se a incrementado el uso del oxigeno medicinal en la epoca de pandemia​
irina [24]

por el coronavirus

dificulta la respiracion

espero te ayude

7 0
3 years ago
2 cups of oats
Marrrta [24]

Answer:

=8 oats to 1 flaxseed

= 4 oats to 1 quinoa

= 3 oats to 1 soy protein

Step-by-step explanation:

given

2 cups of oats  

1/4 cup of flaxseed  

1/2 cup of quinoa

2/3cup of soy protein

the ratios for the amount of oats to the amount of each of other grain =

2 cups of oats   : 1/4 cup of flaxseed  

=2 : 1/4

=2 / 0.25

=8 : 1

= 8 oats to 1 flaxseed

2 cups of oats   : 1/2 cup of quinoa

= 2 : 1/2

= 2 : 0.5

= 4 : 1

= 4 oats to 1 quinoa

2 cups of oats   : 2/3cup of soy protein

= 2 : 2/3

= 2 : 0.667

= 3 : 1

= 3 oats to 1 soy protein

8 0
4 years ago
For his Science project, Timor has 1 pea plant and 3 bean plants. He measures the heights of the plants once a week. This week's
DedPeter [7]
I think its the last one
6 0
3 years ago
Read 2 more answers
The current population of a city can be represented by p. the population is expected to increase by 6.5% next year. Write a expr
krok68 [10]
Population growth is generally given by an exponential function,

<em>f</em>(<em>x</em>) = <em>a</em>*<em>b</em>^<em>x</em>, where <em>a</em> is the original population, <em>b</em> = 1 + the rate of growth (written as a decimal number), and <em>x</em> is the amount of time.  In our case we have

<em>p</em>(1 + 0.065)<em>^</em>1<em>
</em>= <em>p</em>(1.065) = 1.065<em>p</em>
5 0
3 years ago
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