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kherson [118]
2 years ago
9

4.521x10^1 in scientific notation

Mathematics
1 answer:
Vikki [24]2 years ago
3 0

Answer:

if you are asking for the real number, the answer would be 45.21

Step-by-step explanation:

We simply multiply by 10 since we are given 1 as an exponent

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Expand and simply x(2x + 3) + 5( x - 7)​
zalisa [80]

Answer:

2x² + 8x - 35

Step-by-step explanation:

x(2x + 3) + 5(x - 7) ← distribute both parenthesis

= 2x² + 3x + 5x - 35 ← collect like terms

= 2x² + 8x - 35

6 0
2 years ago
What is 3/4 to the power of 4 as a fraction?
STALIN [3.7K]

Answer:

81 / 256

Step-by-step explanation:

just multiply 3/4 4 times

(Just because I'm a high schooler doesn't mean that I don't know this I take AP and IB classes)

8 0
3 years ago
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How to write 30+54 in distributive property in an easy way
ivanzaharov [21]

Are you trying to combine? The answer would be 84.

5 0
2 years ago
Can you please help me I plead you
Levart [38]

Answer:

Question 2

x is approximately 15.038 or 15 days

Question 3

$3.41

Question 4

31.1

Step-by-step explanation:

Question 2

5.2 km/1 day =78.2 km/x days

Multiply both sides by x

5.2x=78.2

divide by 5.2

x is approximately 15.038

or 15 days

Question 3

350-(262.94+83.65)

$3.41

Question 4

22(1.3)+2.5

31.1 m

5 0
2 years ago
What is the difference between these two linear equations?<br> Y=3x - y=-3x
Rashid [163]
Y=3x has a positive slope, and Y=-3x has a negative slope.
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