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julia-pushkina [17]
3 years ago
5

Is 4.375 times 10 to the -8 power a scientific notation

Mathematics
1 answer:
kykrilka [37]3 years ago
8 0

Answer:

Yes! See explanation below

Step-by-step explanation:

A scientific notation is used to express very large or small numbers.

For example:

4,900,000,000 = 4.9 × 10^9

A scientific notation is written as a x 10^b

a = a decimal or whole number that is larger than 0

b = this is a exponent

4.375 x 10^-8 meets the requirements.

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A country's population in 1991 was 103 million, in 1999 it was 108 million. estimate the total population in 2013
daser333 [38]

Answer:

117

Step-by-step explanation:

The total population is 117 million

7 0
2 years ago
Oh 9i is a root of the polynomial function f(x), which of the following must also be a root of f(x)? A. -9i B. -1/9i C. 1/9i D.
kotegsom [21]
The best answer is A. The possible roots of this polynomial function 9i and -9i. It is possible that this polynomial function is a quadratic equation. It has a degree of two which means there are two roots and it is possible that the positive and negative value of 9i are its roots.
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What is x-35>15? plz help
alexira [117]

Answer: x > 50

Step-by-step explanation:

5 0
3 years ago
The owner of a luxury motor yacht that sails among the 4000 Greek islands charges $752/person/day if exactly 20 people sign up f
Elena L [17]

Answer:

20 passengers at $960 each

Step-by-step explanation:

Assuming at least 20 people sign up for the cruise, determine how many passengers will result in the maximum revenue for the owner of the yacht.

(a) Find a function R giving the revenue per day realized from the charter.

R(x) =

(b) What is the revenue per day if 48 people sign up for the cruise?

$

(c) What is the revenue per day if 78 people sign up for the cruise?

$

revenue (R) = (20+x)(960-8x)

= 19200 - 160x + 960x -8 x^2

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16x = 800

x = 50

3 0
3 years ago
Answer this please with working out. <br>number 16
NISA [10]
16)
=(x+2)(x+1)
cause

(x+2)(x+1) = x^2 + 2x + x + 2
= x^2 + 3x + 2

answer
(x+2)(x+1)
8 0
3 years ago
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